摘要:
类似于2sum,先排序,然后从左开始遍历,计算a[i]后面的等于-a[i]的两个元素,注意去除重复元素 1 class Solution { 2 public: 3 vector > threeSum(vector &num) { 4 vector > res; 5 ... 阅读全文
posted @ 2014-08-30 22:39
canexjtuzju
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