2016年1月4日
try/catch as conditional
摘要： StackOverflow 中的相关讨论 ：http://stackoverflow.com/questions/8621762/java-if-vs-try-catch-overheadYou really should not usetry/catchandifinterchangeably.t... 阅读全文
posted @ 2016-01-04 20:22 一切不期而至 阅读(127) 评论(0) 推荐(0) 编辑
Evaluate Reverse Polish Notation
摘要： 题目：Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another expr... 阅读全文
posted @ 2016-01-04 19:41 一切不期而至 阅读(196) 评论(0) 推荐(0) 编辑
Edit Distance
摘要： From:https://leetcode.com/problems/edit-distance/题目：Given two wordsword1andword2, find the minimum number of steps required to convertword1toword2. (e... 阅读全文
posted @ 2016-01-04 19:10 一切不期而至 阅读(109) 评论(0) 推荐(0) 编辑
Divide Two Integers
摘要： Quesiton from:https://leetcode.com/problems/divide-two-integers/题目：Divide two integers without using multiplication, division and mod operator.If it i... 阅读全文
posted @ 2016-01-04 03:35 一切不期而至 阅读(194) 评论(0) 推荐(0) 编辑