[leetcode] 4Sum
摘要：
4SumGiven an arraySofnintegers, are there elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in the array which gives the sum... 阅读全文
posted @ 2014-12-29 19:31 cha1992 阅读(145) 评论(0) 推荐(0) 编辑
