2015年11月22日
Min Stack
摘要： 题目：Design a stack that supports push, pop, top, and retrieving the minimum element in constant tim... 阅读全文
posted @ 2015-11-22 09:17 JSRGFJZ6 阅读(138) 评论(0) 推荐(0)
Copy List with Random Pointer
摘要： 题目：A linked list is given such that each node contains an additional random pointer which could po... 阅读全文
posted @ 2015-11-22 09:14 JSRGFJZ6 阅读(134) 评论(0) 推荐(0)