{"id":1844,"date":"2016-02-27T23:11:25","date_gmt":"2016-02-27T15:11:25","guid":{"rendered":"http:\/\/boweihe.me\/?p=1844"},"modified":"2016-02-27T23:11:25","modified_gmt":"2016-02-27T15:11:25","slug":"leetcode-217-contains-duplicate","status":"publish","type":"post","link":"https:\/\/dayandcarrot.space\/?p=1844","title":{"rendered":"LeetCode 217. Contains Duplicate"},"content":{"rendered":"<p>\u9898\u76ee\uff1ahttps:\/\/leetcode.com\/problems\/contains-duplicate\/<br \/>\n\u601d\u8def\uff1a\u5f04\u4e2a\u54c8\u5e0c\u8868\u554a\u6216\u8005\u73b0\u6210\u7684\u7528\u54c8\u5e0c\uff08\u6216\u8005XX\u6811\uff09\u7684\u5bb9\u5668\u5c31\u884c\u4e86<br \/>\n\u4ee3\u7801\uff1a<\/p>\n<pre class=\"lang:c++ decode:true \">class Solution {\npublic:\n    bool containsDuplicate(vector&lt;int&gt;&amp; nums) {\n        set&lt;int&gt; numSet;\n        int numSize = nums.size();\n        for (int i = 0; i&lt;numSize; i++) {\n            if (numSet.count(nums[i]) == 0)\n                numSet.insert(nums[i]);\n            else\n                return true;\n        }\n        return false;\n    }\n};<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9898\u76ee\uff1ahttps:\/\/leetcode.com\/problems\/contains-duplicate\/ \u601d\u8def\uff1a\u5f04\u4e2a\u54c8\u5e0c\u8868\u554a\u6216\u8005\u73b0\u6210\u7684\u7528\u54c8\u5e0c\uff08\u6216\u8005XX\u6811\uff09\u7684\u5bb9\u5668\u5c31\u884c\u4e86 \u4ee3\u7801\uff1a class Solution { public: bool containsDuplicate(vector&lt;int&gt;&amp; nums) { set&lt;int&gt; numSet; int numSize = nums.size(); for (int i = 0; i&lt;numSize; i++) { if (numSet.count(nums[i]) == 0) numSet.insert(nums[i]); else return true; } return false; } }; &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[65],"class_list":["post-1844","post","type-post","status-publish","format-standard","hentry","category-study","tag-leetcode"],"_links":{"self":[{"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=\/wp\/v2\/posts\/1844","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1844"}],"version-history":[{"count":0,"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=\/wp\/v2\/posts\/1844\/revisions"}],"wp:attachment":[{"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1844"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1844"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dayandcarrot.space\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1844"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}