摘要: 挖坑待更 阅读全文
posted @ 2017-11-11 17:34 爱简单的Paul 阅读(168) 评论(1) 推荐(0)
摘要: 挖坑待更。。。。 阅读全文
posted @ 2017-11-11 17:33 爱简单的Paul 阅读(177) 评论(1) 推荐(0)
摘要: Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of 阅读全文
posted @ 2017-11-11 17:32 爱简单的Paul 阅读(184) 评论(0) 推荐(0)