{"componentChunkName":"component---src-templates-blog-post-js","path":"/Algorithm/BOJ-1927-Python/","result":{"data":{"site":{"siteMetadata":{"title":"hyesungoh","author":"hyesungoh","siteUrl":"https://www.hyesungoh.xyz","comment":{"disqusShortName":"","utterances":"hyesungoh/blog"},"sponsor":{"buyMeACoffeeId":""}}},"markdownRemark":{"id":"aa1262f8-1f13-5113-b12f-8a276afbfcf0","excerpt":"최소 힙을 구현하는 문제. 0이 입력됐을 때 해당 배열에서 제일 작은 수를 출력 및 제거하고 다른 수가 입력됐을 때 배열에 추가하는 문제. 첫 풀이는 위 문제와 동일하게 insort를 사용했다. 추가적으로 리스트의 pop(0)의 시간복잡도보다 우위에 있는 deque의 popleft를 사용했는데도 시간초과 결과를 받게 되었다. 두번째 풀이는 파이썬의 내장 heapq를 import하여 heappush와 heappop을 사용하여 풀었다.","html":"<p>최소 힙을 구현하는 문제. 0이 입력됐을 때 해당 배열에서 제일 작은 수를 출력 및 제거하고 다른 수가 입력됐을 때 배열에 추가하는 문제. 첫 풀이는 위 문제와 동일하게 insort를 사용했다. 추가적으로 리스트의 pop(0)의 시간복잡도보다 우위에 있는 deque의 popleft를 사용했는데도 시간초과 결과를 받게 되었다. 두번째 풀이는 파이썬의 내장 heapq를 import하여 heappush와 heappop을 사용하여 풀었다.</p>\n<div class=\"gatsby-highlight\" data-language=\"python\"><pre class=\"language-python\"><code class=\"language-python\"><span class=\"token comment\"># from bisect import insort</span>\n<span class=\"token comment\"># from collections import deque</span>\n<span class=\"token comment\"># import sys</span>\n<span class=\"token comment\"># input = sys.stdin.readline</span>\n<span class=\"token comment\">#</span>\n<span class=\"token comment\"># l = deque()</span>\n<span class=\"token comment\"># for _ in range(int(input())):</span>\n<span class=\"token comment\">#     s = int(input())</span>\n<span class=\"token comment\">#     if s > 0:</span>\n<span class=\"token comment\">#         insort(l, s)</span>\n<span class=\"token comment\">#     else:</span>\n<span class=\"token comment\">#         if l == []:</span>\n<span class=\"token comment\">#             print('0')</span>\n<span class=\"token comment\">#         else:</span>\n<span class=\"token comment\">#             print(l.popleft())</span>\n\n\n<span class=\"token keyword\">import</span> sys<span class=\"token punctuation\">,</span> heapq\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\nh <span class=\"token operator\">=</span> <span class=\"token punctuation\">[</span><span class=\"token punctuation\">]</span>\n<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 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><span class=\"token punctuation\">)</span><span class=\"token punctuation\">:</span>\n    n <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    <span class=\"token keyword\">if</span> n <span class=\"token operator\">></span> <span class=\"token number\">0</span><span class=\"token punctuation\">:</span>\n        heapq<span class=\"token punctuation\">.</span>heappush<span class=\"token punctuation\">(</span>h<span class=\"token punctuation\">,</span> n<span class=\"token punctuation\">)</span>\n    <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span>\n        <span class=\"token keyword\">if</span> h <span class=\"token operator\">==</span> <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><span class=\"token number\">0</span><span class=\"token punctuation\">)</span>\n        <span class=\"token keyword\">else</span><span class=\"token punctuation\">:</span>\n            <span class=\"token keyword\">print</span><span class=\"token punctuation\">(</span>heapq<span class=\"token punctuation\">.</span>heappop<span class=\"token punctuation\">(</span>h<span class=\"token punctuation\">)</span><span class=\"token punctuation\">)</span></code></pre></div>","frontmatter":{"title":"BOJ-1927 - Python","date":"October 07, 2020"}}},"pageContext":{"slug":"/Algorithm/BOJ-1927-Python/","previous":{"fields":{"slug":"/Algorithm/BOJ-10886-Python/"},"frontmatter":{"title":"BOJ-10886 - Python","category":"Algorithm","draft":false}},"next":{"fields":{"slug":"/Algorithm/BOJ-11279-Python/"},"frontmatter":{"title":"BOJ-11279 - Python","category":"Algorithm","draft":false}}}},"staticQueryHashes":["3128451518","3290666882"]}