题目原文: implement atoi to convert a string to an integer. Hint:Carefully consider all possible input cases.if you want a challenge,please do ...
题目: Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input ...
2014-08-07 10:29 0 7642 推荐指数:
题目原文: implement atoi to convert a string to an integer. Hint:Carefully consider all possible input cases.if you want a challenge,please do ...
原题地址:https://oj.leetcode.com/problems/string-to-integer-atoi/ 题意: Implement atoi to convert a string to an integer. Hint: Carefully consider all ...
Implement atoi which converts a string to an integer. The function first discards as many whitespace characters as necessary until the first ...
问题:将字符窜转换成数字分析:感觉题目不难,但是细节很多,容易想不到1.数字前面有空格 如s=“ 123456”2.数字前出现了不必要或多于的字符导致数字认证错误,输出0 如s=“ b1 ...
题目: Given an integer, convert it to a roman numeral. Input is guaranteed to be within the range from 1 to 3999. 题解: 这道题。。还有哪个roman to integer ...
题目: Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = -123, return -321 click to show spoilers. Have you thought ...
题目: Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999. 题解: 这道题跟interger to roman一样都得先 ...
我们经常为用到Integer.valueOf(String str)这个方法,如果字符串格式不对,这个方法会抛出一个系统异常NumberFormatException 这里我们就要分析一下这个方法,其中Byte,Short也是调用了Ingeter中的方法. 在Integer类中的定义 ...