{"id":433,"date":"2020-09-26T10:41:06","date_gmt":"2020-09-26T02:41:06","guid":{"rendered":"http:\/\/39.96.58.60\/?p=433"},"modified":"2022-10-18T16:39:23","modified_gmt":"2022-10-18T08:39:23","slug":"leetcode-1282-%e7%94%a8%e6%88%b7%e5%88%86%e7%bb%84","status":"publish","type":"post","link":"http:\/\/www.yatenglg.cn\/blog\/?p=433","title":{"rendered":"Leetcode 1282. \u7528\u6237\u5206\u7ec4"},"content":{"rendered":"<p>\u6709&nbsp;<code>n<\/code>&nbsp;\u4f4d\u7528\u6237\u53c2\u52a0\u6d3b\u52a8\uff0c\u4ed6\u4eec\u7684&nbsp;<strong>ID<\/strong>&nbsp;\u4ece <code>0<\/code> \u5230 <code>n - 1<\/code>\uff0c\u6bcf\u4f4d\u7528\u6237\u90fd <strong>\u6070\u597d<\/strong> \u5c5e\u4e8e\u67d0\u4e00\u7528\u6237\u7ec4\u3002\u7ed9\u4f60\u4e00\u4e2a\u957f\u5ea6\u4e3a <code>n<\/code> \u7684\u6570\u7ec4&nbsp;<code>groupSizes<\/code>\uff0c\u5176\u4e2d\u5305\u542b\u6bcf\u4f4d\u7528\u6237\u6240\u5904\u7684\u7528\u6237\u7ec4\u7684\u5927\u5c0f\uff0c\u8bf7\u4f60\u8fd4\u56de\u7528\u6237\u5206\u7ec4\u60c5\u51b5\uff08\u5b58\u5728\u7684\u7528\u6237\u7ec4\u4ee5\u53ca\u6bcf\u4e2a\u7ec4\u4e2d\u7528\u6237\u7684 ID\uff09\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u4efb\u4f55\u987a\u5e8f\u8fd4\u56de\u89e3\u51b3\u65b9\u6848\uff0cID \u7684\u987a\u5e8f\u4e5f\u4e0d\u53d7\u9650\u5236\u3002\u6b64\u5916\uff0c\u9898\u76ee\u7ed9\u51fa\u7684\u6570\u636e\u4fdd\u8bc1\u81f3\u5c11\u5b58\u5728\u4e00\u79cd\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u793a\u4f8b 1\uff1a<\/strong><\/p>\n<pre><strong>\u8f93\u5165\uff1a<\/strong>groupSizes = [3,3,3,3,3,1,3]\n\n<strong>\u8f93\u51fa\uff1a<\/strong>[[5],[0,1,2],[3,4,6]]\n\n<strong>\u89e3\u91ca\uff1a<\/strong> \n\n\u5176\u4ed6\u53ef\u80fd\u7684\u89e3\u51b3\u65b9\u6848\u6709 [[2,1,6],[5],[0,4,3]] \u548c [[5],[0,6,2],[4,3,1]]\u3002\n\n<\/pre>\n<p><strong>\u793a\u4f8b 2\uff1a<\/strong><\/p>\n<pre><strong>\u8f93\u5165\uff1a<\/strong>groupSizes = [2,1,3,3,3,2]\n\n<strong>\u8f93\u51fa\uff1a<\/strong>[[1],[0,5],[2,3,4]]\n\n<\/pre>\n<p>&nbsp;<\/p>\n<p><strong>\u63d0\u793a\uff1a<\/strong><\/p>\n<ul>\n<li><code>groupSizes.length == n<\/code><\/li>\n<li><code>1 &lt;= n&nbsp;&lt;= 500<\/code><\/li>\n<li><code>1 &lt;=&nbsp;groupSizes[i] &lt;= n<\/code><\/li>\n<\/ul>\n<p>**\u96be\u5ea6**: Medium<\/p>\n<p>**\u6807\u7b7e**: \u8d2a\u5fc3\u7b97\u6cd5\u3001<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>\n# -*- coding: utf-8 -*-\n# @Author  : LG\n\n\"\"\"\n\u6267\u884c\u7528\u65f6\uff1a40 ms, \u5728\u6240\u6709 Python3 \u63d0\u4ea4\u4e2d\u51fb\u8d25\u4e8695.78% \u7684\u7528\u6237\n\u5185\u5b58\u6d88\u8017\uff1a13.6 MB, \u5728\u6240\u6709 Python3 \u63d0\u4ea4\u4e2d\u51fb\u8d25\u4e867.85% \u7684\u7528\u6237\n\n\u89e3\u9898\u601d\u8def\uff1a\n    \u5177\u4f53\u5b9e\u73b0\u89c1\u4ee3\u7801\u6ce8\u91ca\n\"\"\"\nclass Solution:\n    def groupThePeople(self, groupSizes: List[int]) -&gt; List[List[int]]:\n        result = []\n        dp = [[] for _ in range(len(groupSizes)+1)] # \u6bcf\u79cd\u7528\u6237\u7ec4\u7684\u7528\u6237\u5217\u8868\n        for i, group in enumerate(groupSizes):\n            dp[group] += [i]    # \u5c06\u7528\u6237\u4e0b\u6807\u5b58\u5165\u5bf9\u5e94\u7684\u7528\u6237\u7ec4\n            if len(dp[group]) == group: # \u5982\u679c\u5f53\u524d\u7528\u6237\u7ec4\u7684\u7528\u6237\u6570\u7b49\u4e8e\u6307\u5b9a\u6570\n                result.append(dp[group][:]) # \u6dfb\u52a0\u5230\u6700\u7ec8\u7ed3\u679c\n                dp[group] = []  # \u91cd\u7f6e\u5bf9\u5e94\u7684\u7528\u6237\u7ec4\n        return result<\/code><\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6709&nbsp;n&nbsp;\u4f4d\u7528\u6237\u53c2\u52a0\u6d3b\u52a8\uff0c\u4ed6\u4eec\u7684&nbsp;ID&nbsp;\u4ece 0 \u5230 n &#8211; 1\uff0c\u6bcf\u4f4d\u7528\u6237&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/433"}],"collection":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=433"}],"version-history":[{"count":1,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/433\/revisions"}],"predecessor-version":[{"id":434,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/433\/revisions\/434"}],"wp:attachment":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=433"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}