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双飞翼布局介绍-始于淘宝UED-2011年淘宝玉伯写的
仔细分析各种布局的技术实现,可以发现下面三种技术被经常使用: 浮动 float 负边距 negative margin 相对定位 relative position 这是实现布局的三个最基本的原子技术。只要巧妙组合,并加以灵活运用,就能“拼”出各种布局的实现方案。 尝试之路考虑以下DOM结构: .....
分类:其他好文   时间:2015-04-29 00:26:51    阅读次数:218
[LeetCode 204] Count Primes
题目链接:count-primes Description: Count the number of prime numbers less than a non-negative number, n public class Solution { public int countPrimes(int n) { if(n <= 2) return 0; Lis...
分类:其他好文   时间:2015-04-28 23:02:38    阅读次数:225
【数学】Count Primes
题目:leetcode Count Primes Description: Count the number of prime numbers less than a non-negative number, n 分析: 求出比n小的素数的个数,这个问题可以用排除法做,参考http://www.cnblogs.com/grandyang/p/4462810.html ...
分类:其他好文   时间:2015-04-28 23:01:22    阅读次数:287
LeetCode(9)Palindrome Number
题目: Determine whether an integer is a palindrome. Do this without extra space. Some hints: Could negative integers be palindromes? (ie, -1) If you are thinking of converting the integer to s...
分类:其他好文   时间:2015-04-28 22:53:01    阅读次数:177
leetcode 204题求素数个数
Description: Count the number of prime numbers less than a non-negative number, n   提示晒数法: http://en.wikipedia.org/wiki/Sieve_of_Eratosthenes https://primes.utm.edu/howmany.html   别人的代码:   ...
分类:其他好文   时间:2015-04-28 22:49:39    阅读次数:238
【Add Two Numbers】
题目:You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a sing...
分类:其他好文   时间:2015-04-28 22:48:34    阅读次数:167
Java 素数 prime numbers-LeetCode 204
Description:Count the number of prime numbers less than a non-negative number,nclick to show more hints.Credits:Special thanks to@mithmattfor adding t...
分类:编程语言   时间:2015-04-28 22:41:35    阅读次数:184
Count Primes
Description:Count the number of prime numbers less than a non-negative number,nReferences:How Many Primes Are There?Sieve of Eratosthenes由于一个合数总是可以分解成...
分类:其他好文   时间:2015-04-28 22:39:09    阅读次数:164
Java for LeetCode 011 Container With Most Water
Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo...
分类:编程语言   时间:2015-04-28 22:28:27    阅读次数:202
[LeetCode] Count Primes
Count Primes Description: Count the number of prime numbers less than a non-negative number, n 解题思路: 题意为求小于n的质数的个数。有两种方法: 1、naive办法,对小于n的每个数,检查是否为质数。而检查m是否为质数,需要验证是否都不能被2~pow(m, 0.5)整...
分类:其他好文   时间:2015-04-28 21:07:26    阅读次数:155
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