2017年6月23日
[LintCode] First Position Unique Character
摘要： Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Given a string, find the first non 阅读全文
posted @ 2017-06-23 01:13 Review->Improve 阅读(723) 评论(0) 推荐(0)
[LintCode] Integer to Roman
摘要： Given an integer, convert it to a roman numeral. The number is guaranteed to be within the range from 1 to 3999. Given an integer, convert it to a rom 阅读全文
posted @ 2017-06-23 00:50 Review->Improve 阅读(172) 评论(0) 推荐(0)
[LintCode] Roman to Integer
摘要： Given a roman numeral, convert it to an integer. The answer is guaranteed to be within the range from 1 to 3999. Given a roman numeral, convert it to 阅读全文
posted @ 2017-06-23 00:33 Review->Improve 阅读(183) 评论(0) 推荐(0)