Leetcode 9 Palindrome Number 数论
判断一个数是否是回文数
方法是将数回转,看回转的数和原数是否相同
class Solution {
public:
bool isPalindrome(int x) {
if(x < ) return false;
int _x = ;
int n = x;
for(; x; x/= ){
_x = _x * + x%;
}
return n == _x;
}
};
Leetcode 9 Palindrome Number 数论的更多相关文章
- Leetcode练习题 Palindrome Number
9. Palindrome Number Question: Determine whether an integer is a palindrome. An integer is a palindr ...
- Leetcode 9. Palindrome Number(水)
9. Palindrome Number Easy Determine whether an integer is a palindrome. An integer is a palindrome w ...
- leetcode 9 Palindrome Number 回文数
Determine whether an integer is a palindrome. Do this without extra space. click to show spoilers. S ...
- LeetCode 9. Palindrome Number (回文数字)
Determine whether an integer is a palindrome. Do this without extra space. 题目标签:Math 题目给了我们一个int x, ...
- Leetcode 9. Palindrome Number(判断回文数字)
Determine whether an integer is a palindrome. Do this without extra space.(不要使用额外的空间) Some hints: Co ...
- [LeetCode][Python]Palindrome Number
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'https://oj.leetcode.com/problems/palindr ...
- 蜗牛慢慢爬 LeetCode 9. Palindrome Number [Difficulty: Easy]
题目 Determine whether an integer is a palindrome. Do this without extra space. Some hints: Could nega ...
- [LeetCode] 9.Palindrome Number - Swift
Determine whether an integer is a palindrome. Do this without extra space. 题目意思:判断一个整数是否是回文数 例如:1232 ...
- [LeetCode] 9. Palindrome Number 验证回文数字
Determine whether an integer is a palindrome. An integer is a palindrome when it reads the same back ...
随机推荐
- VS调试在Win7(vista系列)操作系统下 HttpListener拒绝访问解决办法
一. VS调试在Win7(vista系列)操作系统下 HttpListener无法绑定多个 指定IP.端口问题 来自:http://www.cnblogs.com/ryhan/p/4195693.ht ...
- 动态获取ul,li的数据
通过一个小例子讲下动态获取li标签的数据,前台页面原有样式: <div class="flone"> <ul class="fltwo"> ...
- js取最小最大值--Math.min()、math.max()
一.Math.min() 返回一组表达式中最小者 eg: var n = Math.min( 2 , 30 ,1 , 200-10 , 300*22 , 20-30 ); alert(n); //打印 ...
- Eclipse+Mingw+Boost 环境搭建
一.安装CDT插件 Eclipse是用Java的swt开发的,所以需要java虚拟机才能运行,jdk的配置方法网上一大堆,这里就不细说了.安装CDT的方法简单提一下,到Help->Eclipse ...
- python 迭代器和生成器
1.迭代器协议是指:对象必须提供一个next方法,执行该方法要么返回迭代中的下一项,要么就引起一个StopIteration异常,以终止迭代 (只能往后走不能往前退)2.可迭代对象:实现了迭代器协议的 ...
- MapReduce几个简单的例子
文件合并和去重: 可以把每一行文本作为key,value为随意值. 数字排序: MapReduce过程中就有排序,它是按照key值进行排序的,如果key为封装int的IntWritable类型,那么M ...
- php 消息实时推送(反ajax推送)
入口文件index.html <!DOCTYPE HTML> <html> <head> <title>反ajax推送</title> &l ...
- ueditor .net版本上传不了图片问题
百度的Ueditor适合中国人,所以,选择了它,可是恶梦才刚刚开始,最头痛的就是图片死活就是上传不成功,悲剧中.. 现在来分析下为什么报错:什么也不说了,上图
- OperationalError: (2002, “Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)”)
OperationalError: (2002, “Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld ...
- 查看mssql的锁
USE [master]GO /****** Object: StoredProcedure [dbo].[sp_who_lock] Script Date: 10/02/2014 06:18:19 ...