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    "result": {"data":{"cur":{"id":"5b19c062-977a-5f5e-b35f-6ba66b8eac89","html":"<h2 id=\"문제\" style=\"position:relative;\"><a href=\"#%EB%AC%B8%EC%A0%9C\" aria-label=\"문제 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>문제</h2>\n<p><a href=\"https://www.acmicpc.net/problem/2252\">https://www.acmicpc.net/problem/2252</a></p>\n<p>크기가 N×M 크기인 배열 A가 있을때, 배열 A의 값은 각 행에 있는 모든 수의 합 중 최솟값을 의미한다. 배열 A가 아래와 같은 경우 1행의 합은 6, 2행의 합은 4, 3행의 합은 15이다. 따라서, 배열 A의 값은 4이다.</p>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token number\">1</span> <span class=\"token number\">2</span> <span class=\"token number\">3</span>\n<span class=\"token number\">2</span> <span class=\"token number\">1</span> <span class=\"token number\">1</span>\n<span class=\"token number\">4</span> <span class=\"token number\">5</span> <span class=\"token number\">6</span></code></pre></div>\n<p>배열은 회전 연산을 수행할 수 있다. 회전 연산은 세 정수 (r, c, s)로 이루어져 있고, 가장 왼쪽 윗 칸이 (r-s, c-s), 가장 오른쪽 아랫 칸이 (r+s, c+s)인 정사각형을 시계 방향으로 한 칸씩 돌린다는 의미이다. 배열의 칸 (r, c)는 r행 c열을 의미한다.</p>\n<p>예를 들어, 배열 A의 크기가 6×6이고, 회전 연산이 (3, 4, 2)인 경우에는 아래 그림과 같이 회전하게 된다.</p>\n<p><span\n      class=\"gatsby-resp-image-wrapper\"\n      style=\"position: relative; display: block; margin-left: auto; margin-right: auto; max-width: 720px; \"\n    >\n      <span\n    class=\"gatsby-resp-image-background-image\"\n    style=\"padding-bottom: 20.555555555555554%; position: relative; bottom: 0; left: 0; background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAECAYAAACOXx+WAAAACXBIWXMAABYlAAAWJQFJUiTwAAAAaklEQVQY05WOSw4CIRTA5v7XNAq8DyAP1jUGZ4+LprumV3XHW8f6wNrY/iFtEHOy1jrmyjmRxEn+5qmd5J2XbT+kMWIH52H4MlW0dqQFpe6rm1wHcQdPD0UEUUXMyWKIOkW/NlJRIuKvww+LIzIeo3hVRgAAAABJRU5ErkJggg=='); background-size: cover; display: block;\"\n  ></span>\n  <img\n        class=\"gatsby-resp-image-image\"\n        alt=\"17406-ex1.png\"\n        title=\"17406-ex1.png\"\n        src=\"/static/9dad7511f4a86aa0d73ff9f647a99aca/37523/17406-ex1.png\"\n        srcset=\"/static/9dad7511f4a86aa0d73ff9f647a99aca/e9ff0/17406-ex1.png 180w,\n/static/9dad7511f4a86aa0d73ff9f647a99aca/f21e7/17406-ex1.png 360w,\n/static/9dad7511f4a86aa0d73ff9f647a99aca/37523/17406-ex1.png 720w,\n/static/9dad7511f4a86aa0d73ff9f647a99aca/302a4/17406-ex1.png 1080w,\n/static/9dad7511f4a86aa0d73ff9f647a99aca/07a9c/17406-ex1.png 1440w,\n/static/9dad7511f4a86aa0d73ff9f647a99aca/b7756/17406-ex1.png 2294w\"\n        sizes=\"(max-width: 720px) 100vw, 720px\"\n        style=\"width:100%;height:100%;margin:0;vertical-align:middle;position:absolute;top:0;left:0;\"\n        loading=\"lazy\"\n        decoding=\"async\"\n      />\n    </span></p>\n<p>회전 연산이 두 개 이상이면, 연산을 수행한 순서에 따라 최종 배열이 다르다.</p>\n<p>다음은 배열 A의 크기가 5×6이고, 회전 연산이 (3, 4, 2), (4, 2, 1)인 경우의 예시이다.</p>\n<p><span\n      class=\"gatsby-resp-image-wrapper\"\n      style=\"position: relative; display: block; margin-left: auto; margin-right: auto; max-width: 720px; \"\n    >\n      <span\n    class=\"gatsby-resp-image-background-image\"\n    style=\"padding-bottom: 32.77777777777778%; position: relative; bottom: 0; left: 0; background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAHCAYAAAAIy204AAAACXBIWXMAABYlAAAWJQFJUiTwAAABBElEQVQoz11R7W7DIAzk/d9xlZJpmxQInwZCEnqT3ZJ2+3Ey9uHDnFWtFSklrOsqkfNSikThiGB8RKSM+lavtSDnDGMMYoxXn8pEWJYF0zSJKBGJMEfmVudw+9YiSvSoD/iY8DF/QetFxLlP7fv+mCRGbNsGzltrEhmlVIREyLlgb+3FtYa6bYiJ5KFRV8dxiJC1Vgqcv3CC2A5j4Jz7xx0ylXUeq3VXr+Ki1hrzPMuXx+gc+cvcMH1+wT7teEcIAbcfA+2i3GW/FRvpvRdzWYjzaymlIOWCxQakFC9uQPx3EeG5MFlK711G5U3xeeA8T/T7HeNB78MfnsGPhuDFDrnfO34Bdqsckl9LYcEAAAAASUVORK5CYII='); background-size: cover; display: block;\"\n  ></span>\n  <img\n        class=\"gatsby-resp-image-image\"\n        alt=\"17406-ex2.png\"\n        title=\"17406-ex2.png\"\n        src=\"/static/ec5f20074dd0b4f64e2860d52d4ff6e0/37523/17406-ex2.png\"\n        srcset=\"/static/ec5f20074dd0b4f64e2860d52d4ff6e0/e9ff0/17406-ex2.png 180w,\n/static/ec5f20074dd0b4f64e2860d52d4ff6e0/f21e7/17406-ex2.png 360w,\n/static/ec5f20074dd0b4f64e2860d52d4ff6e0/37523/17406-ex2.png 720w,\n/static/ec5f20074dd0b4f64e2860d52d4ff6e0/302a4/17406-ex2.png 1080w,\n/static/ec5f20074dd0b4f64e2860d52d4ff6e0/07a9c/17406-ex2.png 1440w,\n/static/ec5f20074dd0b4f64e2860d52d4ff6e0/b7756/17406-ex2.png 2294w\"\n        sizes=\"(max-width: 720px) 100vw, 720px\"\n        style=\"width:100%;height:100%;margin:0;vertical-align:middle;position:absolute;top:0;left:0;\"\n        loading=\"lazy\"\n        decoding=\"async\"\n      />\n    </span></p>\n<p>배열 A에 (3, 4, 2), (4, 2, 1) 순서로 연산을 수행하면 배열 A의 값은 12, (4, 2, 1), (3, 4, 2) 순서로 연산을 수행하면 15 이다.</p>\n<p>배열 A와 사용 가능한 회전 연산이 주어졌을 때, 배열 A의 값의 최솟값을 구해보자. 회전 연산은 모두 한 번씩 사용해야 하며, 순서는 임의로 정해도 된다.</p>\n<hr>\n<h2 id=\"입력\" style=\"position:relative;\"><a href=\"#%EC%9E%85%EB%A0%A5\" aria-label=\"입력 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>입력</h2>\n<p>첫째 줄에 배열 A의 크기 N, M, 회전 연산의 개수 K가 주어진다.</p>\n<p>둘째 줄부터 N개의 줄에 배열 A에 들어있는 수 A[i][j]가 주어지고, 다음 K개의 줄에 회전 연산의 정보 r, c, s가 주어진다.</p>\n<hr>\n<h2 id=\"출력\" style=\"position:relative;\"><a href=\"#%EC%B6%9C%EB%A0%A5\" aria-label=\"출력 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>출력</h2>\n<p>배열 A의 값의 최솟값을 출력한다.</p>\n<hr>\n<h2 id=\"-algorithm\" style=\"position:relative;\"><a href=\"#-algorithm\" aria-label=\" algorithm permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>🔍 Algorithm</h2>\n<p><strong>Brute Force</strong></p>\n<h2 id=\"-logic\" style=\"position:relative;\"><a href=\"#-logic\" aria-label=\" logic permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>💻 Logic</h2>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">def</span> <span class=\"token function\">rotate</span><span class=\"token punctuation\">(</span>r<span class=\"token punctuation\">,</span>c<span class=\"token punctuation\">,</span>s<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    start_y<span class=\"token punctuation\">,</span> start_x<span class=\"token punctuation\">,</span> last_y<span class=\"token punctuation\">,</span> last_x <span class=\"token operator\">=</span> r<span class=\"token operator\">-</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> c<span class=\"token operator\">-</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> r<span class=\"token operator\">+</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> c<span class=\"token operator\">+</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span>\n    count <span class=\"token operator\">=</span> <span class=\"token punctuation\">(</span>last_x <span class=\"token operator\">-</span> start_x<span class=\"token punctuation\">)</span> <span class=\"token operator\">//</span> <span class=\"token number\">2</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>count<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        rightup<span class=\"token punctuation\">,</span> rightdown<span class=\"token punctuation\">,</span> leftdown <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span>\n        <span class=\"token comment\"># 윗줄 가로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">reversed</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_x<span class=\"token punctuation\">,</span> last_x<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span>\n        <span class=\"token comment\"># 오른쪽 세로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">reversed</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_y<span class=\"token punctuation\">,</span> last_y<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span>\n        copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> rightup\n        <span class=\"token comment\"># 아랫줄 가로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_x<span class=\"token punctuation\">,</span> last_x<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span>\n        copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> rightdown\n        <span class=\"token comment\"># 왼쪽 세로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_y<span class=\"token punctuation\">,</span> last_y<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span>\n        copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> leftdown\n        start_y<span class=\"token punctuation\">,</span> start_x<span class=\"token punctuation\">,</span> last_y<span class=\"token punctuation\">,</span> last_x <span class=\"token operator\">=</span> start_y<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> start_x<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> last_y<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> last_x<span class=\"token operator\">-</span><span class=\"token number\">1</span></code></pre></div>\n<ul>\n<li>회전 연산 함수\n<ul>\n<li><strong>윗줄 가로, 오른쪽 세로, 아랫줄 가로, 왼쪽 세로 4가지로 나눠서 계산</strong><br>\n꼭짓점 정보를 미리 저장해두고, 각 라인에 맞게 한칸씩 이동</li>\n</ul>\n</li>\n</ul>\n<hr>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\">N<span class=\"token punctuation\">,</span> M<span class=\"token punctuation\">,</span> K <span class=\"token operator\">=</span> <span class=\"token builtin\">map</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">,</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\narr <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\nrot <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>K<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\nrot_len <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span><span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token builtin\">len</span><span class=\"token punctuation\">(</span>rot<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\norder_list <span class=\"token operator\">=</span> permutations<span class=\"token punctuation\">(</span>rot_len<span class=\"token punctuation\">,</span> <span class=\"token builtin\">len</span><span class=\"token punctuation\">(</span>rot<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\nresult <span class=\"token operator\">=</span> sys<span class=\"token punctuation\">.</span>maxsize\n\n<span class=\"token keyword\">for</span> order <span class=\"token keyword\">in</span> order_list<span class=\"token punctuation\">:</span>\n    order <span class=\"token operator\">=</span> <span class=\"token builtin\">list</span><span class=\"token punctuation\">(</span>order<span class=\"token punctuation\">)</span>\n    copy_arr <span class=\"token operator\">=</span> copy<span class=\"token punctuation\">.</span>deepcopy<span class=\"token punctuation\">(</span>arr<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> order<span class=\"token punctuation\">:</span>\n        rotate<span class=\"token punctuation\">(</span>rot<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> rot<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> rot<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">2</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span><span class=\"token number\">0</span><span class=\"token punctuation\">,</span> N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        result <span class=\"token operator\">=</span> <span class=\"token builtin\">min</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">,</span> <span class=\"token builtin\">sum</span><span class=\"token punctuation\">(</span>copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">)</span></code></pre></div>\n<ul>\n<li>순열을 이용해 가능한 순서 경우의 수를 다 만들고,</li>\n<li>가능한 경우의 수마다 회전 연산을 하고 최솟값을 구한 뒤 최솟값 출력</li>\n<li>각 경우의 수마다 원본 리스트를 보존하기 위해 <strong>deepcopy</strong> 후 회전 연산 수행</li>\n</ul>\n<hr>\n<h2 id=\"-code\" style=\"position:relative;\"><a href=\"#-code\" aria-label=\" code permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>🧩 Code</h2>\n<details><summary>전체 코드 확인</summary>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">import</span> sys<span class=\"token punctuation\">,</span> copy\n<span class=\"token keyword\">from</span> itertools <span class=\"token keyword\">import</span> permutations\n\n<span class=\"token keyword\">def</span> <span class=\"token function\">rotate</span><span class=\"token punctuation\">(</span>r<span class=\"token punctuation\">,</span>c<span class=\"token punctuation\">,</span>s<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    start_y<span class=\"token punctuation\">,</span> start_x<span class=\"token punctuation\">,</span> last_y<span class=\"token punctuation\">,</span> last_x <span class=\"token operator\">=</span> r<span class=\"token operator\">-</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> c<span class=\"token operator\">-</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> r<span class=\"token operator\">+</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> c<span class=\"token operator\">+</span>s<span class=\"token operator\">-</span><span class=\"token number\">1</span>\n    count <span class=\"token operator\">=</span> <span class=\"token punctuation\">(</span>last_x <span class=\"token operator\">-</span> start_x<span class=\"token punctuation\">)</span> <span class=\"token operator\">//</span> <span class=\"token number\">2</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>count<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        rightup<span class=\"token punctuation\">,</span> rightdown<span class=\"token punctuation\">,</span> leftdown <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span>\n        <span class=\"token comment\"># 윗줄 가로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">reversed</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_x<span class=\"token punctuation\">,</span> last_x<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span>\n        <span class=\"token comment\"># 오른쪽 세로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">reversed</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_y<span class=\"token punctuation\">,</span> last_y<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span>\n        copy_arr<span class=\"token punctuation\">[</span>start_y<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> rightup\n        <span class=\"token comment\"># 아랫줄 가로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_x<span class=\"token punctuation\">,</span> last_x<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span>\n        copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>last_x<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> rightdown\n        <span class=\"token comment\"># 왼쪽 세로</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>start_y<span class=\"token punctuation\">,</span> last_y<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span>\n        copy_arr<span class=\"token punctuation\">[</span>last_y<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>start_x<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> leftdown\n        start_y<span class=\"token punctuation\">,</span> start_x<span class=\"token punctuation\">,</span> last_y<span class=\"token punctuation\">,</span> last_x <span class=\"token operator\">=</span> start_y<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> start_x<span class=\"token operator\">+</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> last_y<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span> last_x<span class=\"token operator\">-</span><span class=\"token number\">1</span>\n        \nN<span class=\"token punctuation\">,</span> M<span class=\"token punctuation\">,</span> K <span class=\"token operator\">=</span> <span class=\"token builtin\">map</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">,</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\narr <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\nrot <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>K<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\nrot_len <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span><span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token builtin\">len</span><span class=\"token punctuation\">(</span>rot<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\norder_list <span class=\"token operator\">=</span> permutations<span class=\"token punctuation\">(</span>rot_len<span class=\"token punctuation\">,</span> <span class=\"token builtin\">len</span><span class=\"token punctuation\">(</span>rot<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\nresult <span class=\"token operator\">=</span> sys<span class=\"token punctuation\">.</span>maxsize\n\n<span class=\"token keyword\">for</span> order <span class=\"token keyword\">in</span> order_list<span class=\"token punctuation\">:</span>\n    order <span class=\"token operator\">=</span> <span class=\"token builtin\">list</span><span class=\"token punctuation\">(</span>order<span class=\"token punctuation\">)</span>\n    copy_arr <span class=\"token operator\">=</span> copy<span class=\"token punctuation\">.</span>deepcopy<span class=\"token punctuation\">(</span>arr<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> order<span class=\"token punctuation\">:</span>\n        rotate<span class=\"token punctuation\">(</span>rot<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> rot<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> rot<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">2</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span><span class=\"token number\">0</span><span class=\"token punctuation\">,</span> N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        result <span class=\"token operator\">=</span> <span class=\"token builtin\">min</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">,</span> <span class=\"token builtin\">sum</span><span class=\"token punctuation\">(</span>copy_arr<span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">)</span></code></pre></div>\n</details>\n<hr>\n<h2 id=\"-review\" style=\"position:relative;\"><a href=\"#-review\" aria-label=\" review permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>📝 Review</h2>\n<p>이전 문제와 비슷하게 순열을 이용해서 해결하는 문제여서 구현에는 크게 문제가 없었다.<br>\n각 회전 연산마다 최솟값을 구해야하는줄 잘못 알았던 것만 빼면,,</p>\n<div class=\"table-of-contents\">\n<ul>\n<li><a href=\"#%EB%AC%B8%EC%A0%9C\">문제</a></li>\n<li><a href=\"#%EC%9E%85%EB%A0%A5\">입력</a></li>\n<li><a href=\"#%EC%B6%9C%EB%A0%A5\">출력</a></li>\n<li><a href=\"#-algorithm\">🔍 Algorithm</a></li>\n<li><a href=\"#-logic\">💻 Logic</a></li>\n<li><a href=\"#-code\">🧩 Code</a></li>\n<li><a href=\"#-review\">📝 Review</a></li>\n</ul>\n</div>","excerpt":"문제 https://www.acmicpc.net/problem/2252 크기가 N×M 크기인 배열 A가 있을때, 배열 A의 값은 각 행에 있는 모든 수의 합 중 최솟값을 의미한다. 배열 A가 아래와 같은 경우 1행의 합은 6, 2행의 합은 4, 3행의 합은 15이다. 따라서, 배열 A의 값은 4이다. 배열은 회전 연산을 수행할 수 있다. 회전 연산은 세 정수 (r, c, s)로 이루어져 있고, 가장 왼쪽 윗 칸이 (r-s, c-s), 가장 오른쪽 아랫 칸이 (r+s, c+s)인 정사각형을 시계 방향으로 한 칸씩 돌린다는 의미이다. 배열의 칸 (r, c)는 r행 c열을 의미한다. 예를 들어, 배열 A의 크기가 6×6이고, 회전 연산이 (3, 4, 2)인 경우에는 아래 그림과 같이 회전하게 된다.  회전 연산이 두 개 이상이면, 연산을 수행한 순서에 따라 최종 배열이 다르다. 다음은 배열 A의 크기가 5×6이고, 회전 연산이 (3, 4, 2), (4, 2, 1)인 경우의 예시이다.  …","frontmatter":{"date":"February 25, 2022","title":"[BOJ] 17406번: 배열 돌리기 4 (Python)","categories":"Algorithm","author":"JFe","emoji":"💻"},"fields":{"slug":"/boj-17406/"}},"next":{"id":"8da430fe-23f5-5a9f-af21-d8de320c2d94","html":"<h2 id=\"문제\" style=\"position:relative;\"><a href=\"#%EB%AC%B8%EC%A0%9C\" aria-label=\"문제 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>문제</h2>\n<p><a href=\"https://www.acmicpc.net/problem/17281\">https://www.acmicpc.net/problem/17281</a></p>\n<p>⚾는 9명으로 이루어진 두 팀이 공격과 수비를 번갈아 하는 게임이다. 하나의 이닝은 공격과 수비로 이루어져 있고, 총 N이닝 동안 게임을 진행해야 한다. 한 이닝에 3아웃이 발생하면 이닝이 종료되고, 두 팀이 공격과 수비를 서로 바꾼다.</p>\n<p>두 팀은 경기가 시작하기 전까지 타순(타자가 타석에 서는 순서)을 정해야 하고, 경기 중에는 타순을 변경할 수 없다. 9번 타자까지 공을 쳤는데 3아웃이 발생하지 않은 상태면 이닝은 끝나지 않고, 1번 타자가 다시 타석에 선다. 타순은 이닝이 변경되어도 순서를 유지해야 한다. 예를 들어, 2이닝에 6번 타자가 마지막 타자였다면, 3이닝은 7번 타자부터 타석에 선다.</p>\n<p>공격은 투수가 던진 공을 타석에 있는 타자가 치는 것이다. 공격 팀의 선수가 1루, 2루, 3루를 거쳐서 홈에 도착하면 1점을 득점한다. 타자가 홈에 도착하지 못하고 1루, 2루, 3루 중 하나에 머물러있을 수 있다. 루에 있는 선수를 주자라고 한다. 이닝이 시작될 때는 주자는 없다.</p>\n<p>타자가 공을 쳐서 얻을 수 있는 결과는 안타, 2루타, 3루타, 홈런, 아웃 중 하나이다. 각각이 발생했을 때, 벌어지는 일은 다음과 같다.</p>\n<ul>\n<li>안타: 타자와 모든 주자가 한 루씩 진루한다.</li>\n<li>2루타: 타자와 모든 주자가 두 루씩 진루한다.</li>\n<li>3루타: 타자와 모든 주자가 세 루씩 진루한다.</li>\n<li>홈런: 타자와 모든 주자가 홈까지 진루한다.</li>\n<li>아웃: 모든 주자는 진루하지 못하고, 공격 팀에 아웃이 하나 증가한다.</li>\n</ul>\n<p>한 야구팀의 감독 아인타는 타순을 정하려고 한다. 아인타 팀의 선수는 총 9명이 있고, 1번부터 9번까지 번호가 매겨져 있다. 아인타는 자신이 가장 좋아하는 선수인 1번 선수를 4번 타자로 미리 결정했다. 이제 다른 선수의 타순을 모두 결정해야 한다. 아인타는 각 선수가 각 이닝에서 어떤 결과를 얻는지 미리 알고 있다. 가장 많은 득점을 하는 타순을 찾고, 그 때의 득점을 구해보자.</p>\n<hr>\n<h2 id=\"입력\" style=\"position:relative;\"><a href=\"#%EC%9E%85%EB%A0%A5\" aria-label=\"입력 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>입력</h2>\n<p>첫째 줄에 이닝 수 N(2 ≤ N ≤ 50)이 주어진다. 둘째 줄부터 N개의 줄에는 각 선수가 각 이닝에서 얻는 결과가 1번 이닝부터 N번 이닝까지 순서대로 주어진다. 이닝에서 얻는 결과는 9개의 정수가 공백으로 구분되어져 있다. 각 결과가 의미하는 정수는 다음과 같다.</p>\n<ul>\n<li>안타: 1</li>\n<li>2루타: 2</li>\n<li>3루타: 3</li>\n<li>홈런: 4</li>\n<li>아웃: 0</li>\n</ul>\n<p>각 이닝에는 아웃을 기록하는 타자가 적어도 한 명 존재한다.</p>\n<hr>\n<h2 id=\"출력\" style=\"position:relative;\"><a href=\"#%EC%B6%9C%EB%A0%A5\" aria-label=\"출력 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>출력</h2>\n<p>아인타팀이 얻을 수 있는 최대 점수를 출력한다.</p>\n<hr>\n<h2 id=\"-algorithm\" style=\"position:relative;\"><a href=\"#-algorithm\" aria-label=\" algorithm permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>🔍 Algorithm</h2>\n<p><strong>Brute Force</strong></p>\n<h2 id=\"-logic\" style=\"position:relative;\"><a href=\"#-logic\" aria-label=\" logic permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>💻 Logic</h2>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">def</span> <span class=\"token function\">hit_result</span><span class=\"token punctuation\">(</span>batter<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    <span class=\"token keyword\">global</span> out<span class=\"token punctuation\">,</span> run<span class=\"token punctuation\">,</span> b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3\n    hit <span class=\"token operator\">=</span> inning<span class=\"token punctuation\">[</span>cur_inning<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>batter<span class=\"token punctuation\">]</span>\n    \n    <span class=\"token comment\"># 아웃</span>\n    <span class=\"token keyword\">if</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">0</span><span class=\"token punctuation\">:</span>\n        out <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">return</span>\n    <span class=\"token comment\"># 홈런</span>\n    <span class=\"token keyword\">if</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">4</span><span class=\"token punctuation\">:</span>\n        run <span class=\"token operator\">+=</span> b1 <span class=\"token operator\">+</span> b2 <span class=\"token operator\">+</span> b3 <span class=\"token operator\">+</span> <span class=\"token number\">1</span>\n        b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n        <span class=\"token keyword\">return</span>\n    <span class=\"token comment\"># 3루 주자 있는 경우</span>\n    <span class=\"token keyword\">if</span> b3 <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n        b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n        run <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n    <span class=\"token comment\"># 2루 주자 있는 경우</span>\n    <span class=\"token keyword\">if</span> b2 <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n        b2 <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n        <span class=\"token keyword\">if</span> hit <span class=\"token operator\">></span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span> run <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token comment\"># 1루 주자 있는 경우</span>\n    <span class=\"token keyword\">if</span> b1 <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n        b1 <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n        <span class=\"token keyword\">if</span> hit <span class=\"token operator\">></span> <span class=\"token number\">2</span><span class=\"token punctuation\">:</span> run <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">elif</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">2</span><span class=\"token punctuation\">:</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span> b2 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token comment\"># 타자 주자 이동</span>\n    <span class=\"token keyword\">if</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span> b1 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token keyword\">elif</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">2</span><span class=\"token punctuation\">:</span> b2 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token keyword\">elif</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">3</span><span class=\"token punctuation\">:</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">1</span></code></pre></div>\n<ul>\n<li>타격 결과에 따라 주자 진루하는 함수\n<ul>\n<li><strong>아웃인 경우</strong><br>\n<code class=\"language-text\">out</code> 카운트 <em><strong>1</strong></em> 올려주고 <strong>return</strong></li>\n<li><strong>홈런인 경우</strong><br>\n베이스별 주자 카운트 + 1을 <code class=\"language-text\">run</code>에 더해주고,<br>\n베이스별 주자 정보 <em><strong>0</strong></em>으로 바꾸고 <strong>return</strong></li>\n<li><strong>주자 상황별 진루</strong><br>\n1루, 2루, 3루 주자 상황에 따라 다르게 계산<br>\n타자 주자도 <code class=\"language-text\">hit</code> 정보에 따라 진루</li>\n</ul>\n</li>\n</ul>\n<hr>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\">N <span class=\"token operator\">=</span> <span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\ninning <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\norder_list <span class=\"token operator\">=</span> permutations<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span><span class=\"token number\">2</span><span class=\"token punctuation\">,</span><span class=\"token number\">3</span><span class=\"token punctuation\">,</span><span class=\"token number\">4</span><span class=\"token punctuation\">,</span><span class=\"token number\">5</span><span class=\"token punctuation\">,</span><span class=\"token number\">6</span><span class=\"token punctuation\">,</span><span class=\"token number\">7</span><span class=\"token punctuation\">,</span><span class=\"token number\">8</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token number\">8</span><span class=\"token punctuation\">)</span>\nresult <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n\n<span class=\"token keyword\">for</span> order <span class=\"token keyword\">in</span> order_list<span class=\"token punctuation\">:</span>\n    order <span class=\"token operator\">=</span> <span class=\"token builtin\">list</span><span class=\"token punctuation\">(</span>order<span class=\"token punctuation\">)</span>\n    order<span class=\"token punctuation\">.</span>insert<span class=\"token punctuation\">(</span><span class=\"token number\">3</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">)</span>\n    cur_inning<span class=\"token punctuation\">,</span> run<span class=\"token punctuation\">,</span> out <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n    b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n    <span class=\"token keyword\">while</span> cur_inning <span class=\"token operator\">&lt;</span> N<span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">for</span> batter <span class=\"token keyword\">in</span> order<span class=\"token punctuation\">:</span>\n            hit_result<span class=\"token punctuation\">(</span>batter<span class=\"token punctuation\">)</span>\n            <span class=\"token keyword\">if</span> out <span class=\"token operator\">==</span> <span class=\"token number\">3</span><span class=\"token punctuation\">:</span> \n                cur_inning <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n                out <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n                b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n            <span class=\"token keyword\">if</span> cur_inning <span class=\"token operator\">==</span> N<span class=\"token punctuation\">:</span> <span class=\"token keyword\">break</span>\n    result <span class=\"token operator\">=</span> <span class=\"token builtin\">max</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">,</span> run<span class=\"token punctuation\">)</span>\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">)</span></code></pre></div>\n<ul>\n<li>순열을 이용해 가능한 순서 경우의 수를 다 만들고,</li>\n<li>가능한 경우의 수마다 득점을 구해서 <strong>max</strong> 값 출력</li>\n</ul>\n<hr>\n<h2 id=\"-code\" style=\"position:relative;\"><a href=\"#-code\" aria-label=\" code permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>🧩 Code</h2>\n<details><summary>전체 코드 확인</summary>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">import</span> sys\n<span class=\"token keyword\">from</span> itertools <span class=\"token keyword\">import</span> permutations\n\n<span class=\"token keyword\">def</span> <span class=\"token function\">hit_result</span><span class=\"token punctuation\">(</span>batter<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    <span class=\"token keyword\">global</span> out<span class=\"token punctuation\">,</span> run<span class=\"token punctuation\">,</span> b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3\n    hit <span class=\"token operator\">=</span> inning<span class=\"token punctuation\">[</span>cur_inning<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>batter<span class=\"token punctuation\">]</span>\n    \n    <span class=\"token comment\"># 아웃</span>\n    <span class=\"token keyword\">if</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">0</span><span class=\"token punctuation\">:</span>\n        out <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">return</span>\n    <span class=\"token comment\"># 홈런</span>\n    <span class=\"token keyword\">if</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">4</span><span class=\"token punctuation\">:</span>\n        run <span class=\"token operator\">+=</span> b1 <span class=\"token operator\">+</span> b2 <span class=\"token operator\">+</span> b3 <span class=\"token operator\">+</span> <span class=\"token number\">1</span>\n        b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n        <span class=\"token keyword\">return</span>\n    <span class=\"token comment\"># 3루 주자 있는 경우</span>\n    <span class=\"token keyword\">if</span> b3 <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n        b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n        run <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n    <span class=\"token comment\"># 2루 주자 있는 경우</span>\n    <span class=\"token keyword\">if</span> b2 <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n        b2 <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n        <span class=\"token keyword\">if</span> hit <span class=\"token operator\">></span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span> run <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token comment\"># 1루 주자 있는 경우</span>\n    <span class=\"token keyword\">if</span> b1 <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n        b1 <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n        <span class=\"token keyword\">if</span> hit <span class=\"token operator\">></span> <span class=\"token number\">2</span><span class=\"token punctuation\">:</span> run <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">elif</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">2</span><span class=\"token punctuation\">:</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span> b2 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token comment\"># 타자 주자 이동</span>\n    <span class=\"token keyword\">if</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span> b1 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token keyword\">elif</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">2</span><span class=\"token punctuation\">:</span> b2 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n    <span class=\"token keyword\">elif</span> hit <span class=\"token operator\">==</span> <span class=\"token number\">3</span><span class=\"token punctuation\">:</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">1</span>\n\nN <span class=\"token operator\">=</span> <span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\ninning <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\norder_list <span class=\"token operator\">=</span> permutations<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">,</span><span class=\"token number\">2</span><span class=\"token punctuation\">,</span><span class=\"token number\">3</span><span class=\"token punctuation\">,</span><span class=\"token number\">4</span><span class=\"token punctuation\">,</span><span class=\"token number\">5</span><span class=\"token punctuation\">,</span><span class=\"token number\">6</span><span class=\"token punctuation\">,</span><span class=\"token number\">7</span><span class=\"token punctuation\">,</span><span class=\"token number\">8</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token number\">8</span><span class=\"token punctuation\">)</span>\nresult <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n\n<span class=\"token keyword\">for</span> order <span class=\"token keyword\">in</span> order_list<span class=\"token punctuation\">:</span>\n    order <span class=\"token operator\">=</span> <span class=\"token builtin\">list</span><span class=\"token punctuation\">(</span>order<span class=\"token punctuation\">)</span>\n    order<span class=\"token punctuation\">.</span>insert<span class=\"token punctuation\">(</span><span class=\"token number\">3</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">)</span>\n    cur_inning<span class=\"token punctuation\">,</span> run<span class=\"token punctuation\">,</span> out <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n    b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n    <span class=\"token keyword\">while</span> cur_inning <span class=\"token operator\">&lt;</span> N<span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">for</span> batter <span class=\"token keyword\">in</span> order<span class=\"token punctuation\">:</span>\n            hit_result<span class=\"token punctuation\">(</span>batter<span class=\"token punctuation\">)</span>\n            <span class=\"token keyword\">if</span> out <span class=\"token operator\">==</span> <span class=\"token number\">3</span><span class=\"token punctuation\">:</span> \n                cur_inning <span class=\"token operator\">+=</span> <span class=\"token number\">1</span>\n                out <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n                b1<span class=\"token punctuation\">,</span> b2<span class=\"token punctuation\">,</span> b3 <span class=\"token operator\">=</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n            <span class=\"token keyword\">if</span> cur_inning <span class=\"token operator\">==</span> N<span class=\"token punctuation\">:</span> <span class=\"token keyword\">break</span>\n    result <span class=\"token operator\">=</span> <span class=\"token builtin\">max</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">,</span> run<span class=\"token punctuation\">)</span>\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">)</span></code></pre></div>\n</details>\n<hr>\n<h2 id=\"-review\" style=\"position:relative;\"><a href=\"#-review\" aria-label=\" review permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>📝 Review</h2>\n<p>야구 관련 문제여서 기대하고 시작했지만 시간초과 때문에 마음에 들지않는 문제였다.</p>\n<p>순열을 사용해야 된다는 것을 알고나서 permutation을 이용해서 문제를 해결했지만, 시간초과가 발생했다.<br>\n시간초과를 줄일 방법이 생각나지 않아서 다른 사람들의 코드에서 힌트를 얻었고<br>\n리스트로 저장해두었던 base 정보를 각각 b1, b2, b3로 방식을 바꿔서 시간초과 문제를 해결했다.</p>\n<div class=\"table-of-contents\">\n<ul>\n<li><a href=\"#%EB%AC%B8%EC%A0%9C\">문제</a></li>\n<li><a href=\"#%EC%9E%85%EB%A0%A5\">입력</a></li>\n<li><a href=\"#%EC%B6%9C%EB%A0%A5\">출력</a></li>\n<li><a href=\"#-algorithm\">🔍 Algorithm</a></li>\n<li><a href=\"#-logic\">💻 Logic</a></li>\n<li><a href=\"#-code\">🧩 Code</a></li>\n<li><a href=\"#-review\">📝 Review</a></li>\n</ul>\n</div>","frontmatter":{"date":"February 22, 2022","title":"[BOJ] 17281번: ⚾ (Python)","categories":"Algorithm","author":"JFe","emoji":"💻"},"fields":{"slug":"/boj-17281/"}},"prev":{"id":"d6b5e9dd-af33-5ec5-ba13-9cdde9a70838","html":"<h2 id=\"문제\" style=\"position:relative;\"><a href=\"#%EB%AC%B8%EC%A0%9C\" aria-label=\"문제 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>문제</h2>\n<p><a href=\"https://www.acmicpc.net/problem/17135\">https://www.acmicpc.net/problem/17135</a></p>\n<p>캐슬 디펜스는 성을 향해 몰려오는 적을 잡는 턴 방식의 게임이다. 게임이 진행되는 곳은 크기가 N×M인 격자판으로 나타낼 수 있다. 격자판은 1×1 크기의 칸으로 나누어져 있고, 각 칸에 포함된 적의 수는 최대 하나이다. 격자판의 N번행의 바로 아래(N+1번 행)의 모든 칸에는 성이 있다.</p>\n<p>성을 적에게서 지키기 위해 궁수 3명을 배치하려고 한다. 궁수는 성이 있는 칸에 배치할 수 있고, 하나의 칸에는 최대 1명의 궁수만 있을 수 있다. 각각의 턴마다 궁수는 적 하나를 공격할 수 있고, 모든 궁수는 동시에 공격한다. 궁수가 공격하는 적은 거리가 D이하인 적 중에서 가장 가까운 적이고, 그러한 적이 여럿일 경우에는 가장 왼쪽에 있는 적을 공격한다. 같은 적이 여러 궁수에게 공격당할 수 있다. 공격받은 적은 게임에서 제외된다. 궁수의 공격이 끝나면, 적이 이동한다. 적은 아래로 한 칸 이동하며, 성이 있는 칸으로 이동한 경우에는 게임에서 제외된다. 모든 적이 격자판에서 제외되면 게임이 끝난다.</p>\n<p>게임 설명에서 보다시피 궁수를 배치한 이후의 게임 진행은 정해져있다. 따라서, 이 게임은 궁수의 위치가 중요하다. 격자판의 상태가 주어졌을 때, 궁수의 공격으로 제거할 수 있는 적의 최대 수를 계산해보자.</p>\n<p>격자판의 두 위치 (r1, c1), (r2, c2)의 거리는 |r1-r2| + |c1-c2|이다.</p>\n<hr>\n<h2 id=\"입력\" style=\"position:relative;\"><a href=\"#%EC%9E%85%EB%A0%A5\" aria-label=\"입력 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>입력</h2>\n<p>첫째 줄에 격자판 행의 수 N, 열의 수 M, 궁수의 공격 거리 제한 D가 주어진다. 둘째 줄부터 N개의 줄에는 격자판의 상태가 주어진다. 0은 빈 칸, 1은 적이 있는 칸이다.</p>\n<hr>\n<h2 id=\"출력\" style=\"position:relative;\"><a href=\"#%EC%B6%9C%EB%A0%A5\" aria-label=\"출력 permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>출력</h2>\n<p>첫째 줄에 궁수의 공격으로 제거할 수 있는 적의 최대 수를 출력한다.</p>\n<hr>\n<h2 id=\"-algorithm\" style=\"position:relative;\"><a href=\"#-algorithm\" aria-label=\" algorithm permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>🔍 Algorithm</h2>\n<p><strong>Brute Force, Simulation</strong></p>\n<h2 id=\"-logic\" style=\"position:relative;\"><a href=\"#-logic\" aria-label=\" logic permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>💻 Logic</h2>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">def</span> <span class=\"token function\">attack</span><span class=\"token punctuation\">(</span>archer<span class=\"token punctuation\">,</span> enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    <span class=\"token keyword\">global</span> count\n    target<span class=\"token punctuation\">,</span> new_enemy<span class=\"token punctuation\">,</span> min_i <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token operator\">-</span><span class=\"token number\">1</span>\n    <span class=\"token keyword\">for</span> y<span class=\"token punctuation\">,</span> x <span class=\"token keyword\">in</span> archer<span class=\"token punctuation\">:</span>\n        distance <span class=\"token operator\">=</span> sys<span class=\"token punctuation\">.</span>maxsize\n        <span class=\"token comment\"># 거리 계산</span>\n        <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>ey<span class=\"token punctuation\">,</span> ex<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            temp <span class=\"token operator\">=</span> <span class=\"token builtin\">abs</span><span class=\"token punctuation\">(</span>x <span class=\"token operator\">-</span> ex<span class=\"token punctuation\">)</span> <span class=\"token operator\">+</span> <span class=\"token builtin\">abs</span><span class=\"token punctuation\">(</span>y <span class=\"token operator\">-</span> ey<span class=\"token punctuation\">)</span>\n            <span class=\"token keyword\">if</span> temp <span class=\"token operator\">&lt;=</span> D <span class=\"token keyword\">and</span> distance <span class=\"token operator\">></span> temp<span class=\"token punctuation\">:</span>\n                distance <span class=\"token operator\">=</span> temp\n                min_i <span class=\"token operator\">=</span> i\n        <span class=\"token keyword\">if</span> min_i <span class=\"token operator\">></span> <span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n            target<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>min_i<span class=\"token punctuation\">)</span>\n    <span class=\"token comment\"># 집합으로 중복 제거</span>\n    target_set <span class=\"token operator\">=</span> <span class=\"token builtin\">set</span><span class=\"token punctuation\">(</span>target<span class=\"token punctuation\">)</span>\n    count <span class=\"token operator\">+=</span> <span class=\"token builtin\">len</span><span class=\"token punctuation\">(</span>target_set<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>y<span class=\"token punctuation\">,</span> x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> i <span class=\"token keyword\">not</span> <span class=\"token keyword\">in</span> target_set<span class=\"token punctuation\">:</span>\n            new_enemy<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">return</span> new_enemy</code></pre></div>\n<ul>\n<li>궁수가 가까운 적을 공격하는 함수\n<ul>\n<li><strong>거리 계산</strong><br>\n각각 궁수마다 적과의 거리를 계산하고,<br>\n<strong>D</strong> 거리 이하의 가장 가까운 적의 <strong>index</strong>를 구해서 <code class=\"language-text\">min_i</code>에 저장<br>\n<code class=\"language-text\">min_i</code>가 초기값인 <strong>-1</strong>이 아니면 <code class=\"language-text\">target</code> 리스트에 <strong>append</strong></li>\n<li><strong>집합으로 중복 제거</strong><br>\n중복을 제거하기 위해 <strong>set</strong>으로 변환해주고,<br>\n해당하는 <strong>index</strong>를 뺀 새로운 <code class=\"language-text\">new_enemy</code> 리스트를 만들어서 <strong>return</strong></li>\n</ul>\n</li>\n</ul>\n<hr>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">def</span> <span class=\"token function\">move_enemy</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    temp <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span>\n    new_enemy <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span>\n    <span class=\"token comment\"># 아래로 한칸씩 이동</span>\n    <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>y<span class=\"token punctuation\">,</span> x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> y <span class=\"token operator\">==</span> N<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">:</span> temp<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>i<span class=\"token punctuation\">)</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span> enemy<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> y<span class=\"token operator\">+</span><span class=\"token number\">1</span>\n    <span class=\"token comment\"># 집합으로 중복 제거</span>\n    temp_set <span class=\"token operator\">=</span> <span class=\"token builtin\">set</span><span class=\"token punctuation\">(</span>temp<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>y<span class=\"token punctuation\">,</span> x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> i <span class=\"token keyword\">not</span> <span class=\"token keyword\">in</span> temp_set<span class=\"token punctuation\">:</span>\n            new_enemy<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">return</span> new_enemy</code></pre></div>\n<ul>\n<li>적 위치를 아래로 한칸 이동하는 함수\n<ul>\n<li><strong>아래로 한칸 이동</strong><br>\n위치 <strong>y</strong>가 <strong>N-1</strong>이면 제거하기 위해 <code class=\"language-text\">temp</code>에 <strong>index</strong>를 <strong>append</strong> 해주고,<br>\n아니면 <strong>y</strong> 값을 <strong>+1</strong></li>\n<li><strong>집합으로 중복 제거</strong><br>\n중복을 제거하기 위해 <strong>set</strong>으로 변환해주고,<br>\n해당하는 <strong>index</strong>를 뺀 새로운 <code class=\"language-text\">new_enemy</code> 리스트를 만들어서 <strong>return</strong></li>\n</ul>\n</li>\n</ul>\n<hr>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\">N<span class=\"token punctuation\">,</span> M<span class=\"token punctuation\">,</span> D <span class=\"token operator\">=</span> <span class=\"token builtin\">map</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">,</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\narr <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\ncomb_list <span class=\"token operator\">=</span> combinations<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>M<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token number\">3</span><span class=\"token punctuation\">)</span>\nresult <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n<span class=\"token comment\"># 궁수 배치 조합</span>\n<span class=\"token keyword\">for</span> comb <span class=\"token keyword\">in</span> comb_list<span class=\"token punctuation\">:</span>\n    comb <span class=\"token operator\">=</span> <span class=\"token builtin\">list</span><span class=\"token punctuation\">(</span>comb<span class=\"token punctuation\">)</span>\n    archer<span class=\"token punctuation\">,</span> enemy<span class=\"token punctuation\">,</span> count <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n    <span class=\"token comment\"># 궁수 배치</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> comb<span class=\"token punctuation\">:</span>\n        archer<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span>N<span class=\"token punctuation\">,</span> i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token comment\"># 적 위치 저장</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>M<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            <span class=\"token keyword\">if</span> arr<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span> <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n                enemy<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">,</span> j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token comment\"># 적이 다 사라질 때까지 게임 진행</span>\n    <span class=\"token keyword\">while</span> enemy<span class=\"token punctuation\">:</span>\n        <span class=\"token comment\"># 열 기준 정렬</span>\n        enemy<span class=\"token punctuation\">.</span>sort<span class=\"token punctuation\">(</span>key<span class=\"token operator\">=</span><span class=\"token keyword\">lambda</span> x<span class=\"token punctuation\">:</span>x<span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n        enemy <span class=\"token operator\">=</span> attack<span class=\"token punctuation\">(</span>archer<span class=\"token punctuation\">,</span> enemy<span class=\"token punctuation\">)</span>\n        enemy <span class=\"token operator\">=</span> move_enemy<span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span>\n    result <span class=\"token operator\">=</span> <span class=\"token builtin\">max</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">,</span> count<span class=\"token punctuation\">)</span>\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">)</span></code></pre></div>\n<ul>\n<li>조합을 이용해 가능한 조합 경우의 수를 다 만들고,</li>\n<li>가능한 경우의 수마다 궁수를 배치하고 적 위치를 저장한 뒤에 적이 다 사라질 때까지 게임을 진행한다.</li>\n<li>거리가 같은 경우에는 가장 왼쪽에 있는 적을 공격하기 때문에 <code class=\"language-text\">enemy</code> 리스트를 열 기준으로 정렬해주고,</li>\n<li>각 게임마다 <code class=\"language-text\">attack()</code> 함수와 <code class=\"language-text\">move_enemy()</code> 함수를 실행한다.</li>\n<li>각 조합마다 <strong>max</strong> 값을 <code class=\"language-text\">result</code>에 저장하고 출력한다.</li>\n</ul>\n<hr>\n<h2 id=\"-code\" style=\"position:relative;\"><a href=\"#-code\" aria-label=\" code permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>🧩 Code</h2>\n<details><summary>전체 코드 확인</summary>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token keyword\">import</span> sys\n<span class=\"token keyword\">from</span> itertools <span class=\"token keyword\">import</span> combinations\n\n<span class=\"token keyword\">def</span> <span class=\"token function\">attack</span><span class=\"token punctuation\">(</span>archer<span class=\"token punctuation\">,</span> enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    <span class=\"token keyword\">global</span> count\n    target<span class=\"token punctuation\">,</span> new_enemy<span class=\"token punctuation\">,</span> min_i <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token operator\">-</span><span class=\"token number\">1</span>\n    <span class=\"token keyword\">for</span> y<span class=\"token punctuation\">,</span> x <span class=\"token keyword\">in</span> archer<span class=\"token punctuation\">:</span>\n        distance <span class=\"token operator\">=</span> sys<span class=\"token punctuation\">.</span>maxsize\n        <span class=\"token comment\"># 거리 계산</span>\n        <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>ey<span class=\"token punctuation\">,</span> ex<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            temp <span class=\"token operator\">=</span> <span class=\"token builtin\">abs</span><span class=\"token punctuation\">(</span>x <span class=\"token operator\">-</span> ex<span class=\"token punctuation\">)</span> <span class=\"token operator\">+</span> <span class=\"token builtin\">abs</span><span class=\"token punctuation\">(</span>y <span class=\"token operator\">-</span> ey<span class=\"token punctuation\">)</span>\n            <span class=\"token keyword\">if</span> temp <span class=\"token operator\">&lt;=</span> D <span class=\"token keyword\">and</span> distance <span class=\"token operator\">></span> temp<span class=\"token punctuation\">:</span>\n                distance <span class=\"token operator\">=</span> temp\n                min_i <span class=\"token operator\">=</span> i\n        <span class=\"token keyword\">if</span> min_i <span class=\"token operator\">></span> <span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n            target<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>min_i<span class=\"token punctuation\">)</span>\n    <span class=\"token comment\"># 집합으로 중복 제거</span>\n    target_set <span class=\"token operator\">=</span> <span class=\"token builtin\">set</span><span class=\"token punctuation\">(</span>target<span class=\"token punctuation\">)</span>\n    count <span class=\"token operator\">+=</span> <span class=\"token builtin\">len</span><span class=\"token punctuation\">(</span>target_set<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>y<span class=\"token punctuation\">,</span> x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> i <span class=\"token keyword\">not</span> <span class=\"token keyword\">in</span> target_set<span class=\"token punctuation\">:</span>\n            new_enemy<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">return</span> new_enemy\n\n<span class=\"token keyword\">def</span> <span class=\"token function\">move_enemy</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    temp <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span>\n    new_enemy <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span>\n    <span class=\"token comment\"># 아래로 한칸씩 이동</span>\n    <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>y<span class=\"token punctuation\">,</span> x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> y <span class=\"token operator\">==</span> N<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">:</span> temp<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>i<span class=\"token punctuation\">)</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span> enemy<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> y<span class=\"token operator\">+</span><span class=\"token number\">1</span>\n    <span class=\"token comment\"># 집합으로 중복 제거</span>\n    temp_set <span class=\"token operator\">=</span> <span class=\"token builtin\">set</span><span class=\"token punctuation\">(</span>temp<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">for</span> i<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">(</span>y<span class=\"token punctuation\">,</span> x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">in</span> <span class=\"token builtin\">enumerate</span><span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> i <span class=\"token keyword\">not</span> <span class=\"token keyword\">in</span> temp_set<span class=\"token punctuation\">:</span>\n            new_enemy<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">return</span> new_enemy\n\nN<span class=\"token punctuation\">,</span> M<span class=\"token punctuation\">,</span> D <span class=\"token operator\">=</span> <span class=\"token builtin\">map</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">,</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\narr <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">.</span>split<span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\ncomb_list <span class=\"token operator\">=</span> combinations<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span><span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span>x<span class=\"token punctuation\">)</span> <span class=\"token keyword\">for</span> x <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>M<span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token number\">3</span><span class=\"token punctuation\">)</span>\nresult <span class=\"token operator\">=</span> <span class=\"token number\">0</span>\n<span class=\"token comment\"># 궁수 배치 조합</span>\n<span class=\"token keyword\">for</span> comb <span class=\"token keyword\">in</span> comb_list<span class=\"token punctuation\">:</span>\n    comb <span class=\"token operator\">=</span> <span class=\"token builtin\">list</span><span class=\"token punctuation\">(</span>comb<span class=\"token punctuation\">)</span>\n    archer<span class=\"token punctuation\">,</span> enemy<span class=\"token punctuation\">,</span> count <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> <span class=\"token number\">0</span>\n    <span class=\"token comment\"># 궁수 배치</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> comb<span class=\"token punctuation\">:</span>\n        archer<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span>N<span class=\"token punctuation\">,</span> i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token comment\"># 적 위치 저장</span>\n    <span class=\"token keyword\">for</span> i <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>N<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">for</span> j <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span>M<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n            <span class=\"token keyword\">if</span> arr<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span><span class=\"token punctuation\">[</span>j<span class=\"token punctuation\">]</span> <span class=\"token operator\">==</span> <span class=\"token number\">1</span><span class=\"token punctuation\">:</span>\n                enemy<span class=\"token punctuation\">.</span>append<span class=\"token punctuation\">(</span><span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">,</span> j<span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n    <span class=\"token comment\"># 적이 다 사라질 때까지 게임 진행</span>\n    <span class=\"token keyword\">while</span> enemy<span class=\"token punctuation\">:</span>\n        <span class=\"token comment\"># 열 기준 정렬</span>\n        enemy<span class=\"token punctuation\">.</span>sort<span class=\"token punctuation\">(</span>key<span class=\"token operator\">=</span><span class=\"token keyword\">lambda</span> x<span class=\"token punctuation\">:</span>x<span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n        enemy <span class=\"token operator\">=</span> attack<span class=\"token punctuation\">(</span>archer<span class=\"token punctuation\">,</span> enemy<span class=\"token punctuation\">)</span>\n        enemy <span class=\"token operator\">=</span> move_enemy<span class=\"token punctuation\">(</span>enemy<span class=\"token punctuation\">)</span>\n    result <span class=\"token operator\">=</span> <span class=\"token builtin\">max</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">,</span> count<span class=\"token punctuation\">)</span>\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>result<span class=\"token punctuation\">)</span></code></pre></div>\n</details>\n<hr>\n<h2 id=\"-review\" style=\"position:relative;\"><a href=\"#-review\" aria-label=\" review permalink\" class=\"anchor before\"><svg aria-hidden=\"true\" focusable=\"false\" height=\"16\" version=\"1.1\" viewBox=\"0 0 16 16\" width=\"16\"><path fill-rule=\"evenodd\" d=\"M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z\"></path></svg></a>📝 Review</h2>\n<p>생각보다 시간이 걸렸던 문제.<br>\n구현 과정은 차근차근 진행하면 됐지만, combination, set, enumerate 등 파이썬 문법이 제대로 기억나지 않아서 찾아보고 하느라 시간이 조금 걸렸고<br>\n거리가 같은 경우에는 가장 왼쪽에 있는 적을 공격한다는 문제 요소도 제대로 못읽어서 시간이 걸린 것 같다.</p>\n<p>천천히 빠르게 할 수 있도록 더 연습해야겠다,,</p>\n<div class=\"table-of-contents\">\n<ul>\n<li><a href=\"#%EB%AC%B8%EC%A0%9C\">문제</a></li>\n<li><a href=\"#%EC%9E%85%EB%A0%A5\">입력</a></li>\n<li><a href=\"#%EC%B6%9C%EB%A0%A5\">출력</a></li>\n<li><a href=\"#-algorithm\">🔍 Algorithm</a></li>\n<li><a href=\"#-logic\">💻 Logic</a></li>\n<li><a href=\"#-code\">🧩 Code</a></li>\n<li><a href=\"#-review\">📝 Review</a></li>\n</ul>\n</div>","frontmatter":{"date":"March 02, 2022","title":"[BOJ] 17135번: 캐슬 디펜스 (Python)","categories":"Algorithm","author":"JFe","emoji":"💻"},"fields":{"slug":"/boj-17135/"}},"site":{"siteMetadata":{"siteUrl":"https://jfelog.netlify.app","comments":{"utterances":{"repo":"Go-Jaecheol/Jfe_Blog"}}}}},"pageContext":{"slug":"/boj-17406/","nextSlug":"/boj-17281/","prevSlug":"/boj-17135/"}},
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