2016年6月10日

227. Basic Calculator

摘要: 1. 问题描述 Implement a basic calculator to evaluate a simple expression string. The expression string contains only non-negative integers, +, -, *, / ope 阅读全文

posted @ 2016-06-10 10:49 whl-hl 阅读(206) 评论(0) 推荐(0)

7. Reverse Integer

摘要: 1. 问题描述 Reverse digits of an integer.Example1: x = 123, return 321Example2: x = -123, return -321 click to show spoilers. Have you thought about this? 阅读全文

posted @ 2016-06-10 10:16 whl-hl 阅读(144) 评论(0) 推荐(0)

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