2015年12月19日
22. Generate Parentheses
摘要： 22. Generate ParenthesesTotal Accepted:70039Total Submissions:203043Difficulty:MediumGivennpairs of parentheses, write a function to generate all comb... 阅读全文
posted @ 2015-12-19 21:34 zengzy 阅读(134) 评论(0) 推荐(0)
Remove Duplicate Letters
摘要： 316. Remove Duplicate LettersTotal Accepted:2367Total Submissions:12388Difficulty:MediumGiven a string which contains only lowercase letters, remove d... 阅读全文
posted @ 2015-12-19 20:17 zengzy 阅读(230) 评论(0) 推荐(1)
155. Min Stack
摘要： 155. Min StackTotal Accepted:54402Total Submissions:259750Difficulty:EasyDesign a stack that supports push, pop, top, and retrieving the minimum eleme... 阅读全文
posted @ 2015-12-19 16:50 zengzy 阅读(138) 评论(0) 推荐(1)
232. Implement Queue using Stacks,225. Implement Stack using Queues
摘要： 232. Implement Queue using StacksTotal Accepted:27024Total Submissions:79793Difficulty:EasyImplement the following operations of a queue using stacks.... 阅读全文
posted @ 2015-12-19 16:32 zengzy 阅读(158) 评论(0) 推荐(1)
Different Ways to Add Parentheses
摘要： 241. Different Ways to Add ParenthesesTotal Accepted:13500Total Submissions:43882Difficulty:MediumGiven a string of numbers and operators, return all ... 阅读全文
posted @ 2015-12-19 16:07 zengzy 阅读(196) 评论(0) 推荐(0)
233. Number of Digit One
摘要： 233. Number of Digit OneTotal Accepted:13442Total Submissions:59263Difficulty:MediumGiven an integer n, count the total number of digit 1 appearing in... 阅读全文
posted @ 2015-12-19 14:27 zengzy 阅读(140) 评论(0) 推荐(1)
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