{"componentChunkName":"component---src-templates-blog-post-js","path":"/Algorithm/BOJ-2579-Python/","result":{"data":{"site":{"siteMetadata":{"title":"hyesungoh","author":"hyesungoh","siteUrl":"https://www.hyesungoh.xyz","comment":{"disqusShortName":"","utterances":"hyesungoh/blog"},"sponsor":{"buyMeACoffeeId":""}}},"markdownRemark":{"id":"b6ea00d5-c1b5-503c-9e47-cbf81957c2fd","excerpt":"다이내믹 프로그래밍 문제. n개의 수열이 주어지고 인덱스 +1, +2 값을 더할 수 있으나 연속하여 3개의 인덱스 값을 더할 수 없을 때 마지막 인덱스 값을 포함한 최대 값을 출력하는 문제. 합한 값을 저장할 dp, 인덱스의 값을 저장할 l, 리스트 2개를 사용했다. dp 0, 1, 2의 값은 수동적으로 작성 후 3부터 n까지 반복문을 이용하였다. i번째 값은 i-2의 합한 값 (+2), i-3의 합한 값 + i-1(+2+1)의 인덱스 값 중 더욱 큰 것을 비교하여 풀었다.","html":"<p>다이내믹 프로그래밍 문제. n개의 수열이 주어지고 인덱스 +1, +2 값을 더할 수 있으나 연속하여 3개의 인덱스 값을 더할 수 없을 때 마지막 인덱스 값을 포함한 최대 값을 출력하는 문제. 합한 값을 저장할 dp, 인덱스의 값을 저장할 l, 리스트 2개를 사용했다. dp 0, 1, 2의 값은 수동적으로 작성 후 3부터 n까지 반복문을 이용하였다. i번째 값은 i-2의 합한 값 (+2), i-3의 합한 값 + i-1(+2+1)의 인덱스 값 중 더욱 큰 것을 비교하여 풀었다.</p>\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 builtin\">input</span> <span class=\"token operator\">=</span> sys<span class=\"token punctuation\">.</span>stdin<span class=\"token punctuation\">.</span>readline\n\nn <span class=\"token operator\">=</span> <span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">input</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\nl <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token number\">0</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span><span class=\"token number\">301</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\ndp <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token number\">0</span> <span class=\"token keyword\">for</span> _ <span class=\"token keyword\">in</span> <span class=\"token builtin\">range</span><span class=\"token punctuation\">(</span><span class=\"token number\">301</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">]</span>\n\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    l<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> <span class=\"token builtin\">int</span><span class=\"token punctuation\">(</span><span class=\"token builtin\">input</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span>\n\ndp<span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> l<span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span>\ndp<span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> l<span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">+</span> l<span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span>\ndp<span class=\"token punctuation\">[</span><span class=\"token number\">2</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> <span class=\"token builtin\">max</span><span class=\"token punctuation\">(</span>l<span class=\"token punctuation\">[</span><span class=\"token number\">2</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">+</span> l<span class=\"token punctuation\">[</span><span class=\"token number\">0</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> l<span class=\"token punctuation\">[</span><span class=\"token number\">2</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">+</span> l<span class=\"token punctuation\">[</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span>\n\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><span class=\"token number\">3</span><span class=\"token punctuation\">,</span> n<span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    dp<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span> <span class=\"token operator\">=</span> <span class=\"token builtin\">max</span><span class=\"token punctuation\">(</span>dp<span class=\"token punctuation\">[</span>i<span class=\"token operator\">-</span><span class=\"token number\">2</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span> dp<span class=\"token punctuation\">[</span>i<span class=\"token operator\">-</span><span class=\"token number\">3</span><span class=\"token punctuation\">]</span> <span class=\"token operator\">+</span> l<span class=\"token punctuation\">[</span>i<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span> <span class=\"token operator\">+</span> l<span class=\"token punctuation\">[</span>i<span class=\"token punctuation\">]</span>\n\n<span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>dp<span class=\"token punctuation\">[</span>n<span class=\"token operator\">-</span><span class=\"token number\">1</span><span class=\"token punctuation\">]</span><span class=\"token punctuation\">)</span></code></pre></div>","frontmatter":{"title":"BOJ-2579 - Python","date":"November 12, 2020"}}},"pageContext":{"slug":"/Algorithm/BOJ-2579-Python/","previous":{"fields":{"slug":"/Algorithm/BOJ-15666-Python/"},"frontmatter":{"title":"BOJ-15666 - Python","category":"Algorithm","draft":false}},"next":{"fields":{"slug":"/Algorithm/BOJ-11657-Python/"},"frontmatter":{"title":"BOJ-11657 - Python","category":"Algorithm","draft":false}}}},"staticQueryHashes":["3128451518","3290666882"]}