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[leedcode] Count Primes
Description:Count the number of prime numbers less than a non-negative number,npublic class Solution { public int countPrimes(int n) { if(n(...
分类:其他好文   时间:2015-04-30 23:05:35    阅读次数:135
Div 内容垂直居中
感觉 CSS 有很多可以 hack 的,好玩的地方。 想了一个简单的,诡异的办法,让 Div 中想展现的内容垂直居中。 而不去使用 flexbox, JS, Less, Scss, rotate, before, after #container {...
分类:其他好文   时间:2015-04-30 18:15:38    阅读次数:201
LeetCode - Count Primes
Count Primes2015.4.30 15:51Count the number of prime numbers less than a non-negative number,nSolution: Sieve of Eratosthenes.Accepted code: 1 // 2CE....
分类:其他好文   时间:2015-04-30 17:29:12    阅读次数:116
LeetCode Count Primes
Description:Count the number of prime numbers less than a non-negative number,nclick to show more hints.References:How Many Primes Are There?Sieve of ...
分类:其他好文   时间:2015-04-30 12:05:00    阅读次数:102
leetcode-countPrimes
题目描述 Description: Count the number of prime numbers less than a non-negative number, n 题目分析 本题求小于n(n为大于零的数)的质数个数。 方法一 int countPrimes1(int n) { int count=0; bool flag=1; for (int i=2;...
分类:其他好文   时间:2015-04-29 21:56:02    阅读次数:157
STL中的优先级队列priority_queue
priority_queue(queue类似)完全以底部容器为根据,再加上二叉堆(大根堆或者小根堆)的实现原理,所以其实现非常简单,缺省情况下priority_queue以vector作为底部容器。另外priority_queue缺省比较规则是less:class Compare = lessles...
分类:其他好文   时间:2015-04-29 16:42:42    阅读次数:155
LeetCode OJ Count Primes
Description: Count the number of prime numbers less than a non-negative number, n click to show more hints. Credits: Special thanks to @mithmatt for adding this problem and creating all te...
分类:其他好文   时间:2015-04-29 13:42:50    阅读次数:123
[LeetCode]Count Primes
Description: Count the number of prime numbers less than a non-negative number, n click to show more hints. References: How Many Primes Are There? Sieve of Eratosthenes Credits: Speci...
分类:其他好文   时间:2015-04-29 10:06:42    阅读次数:134
【Partition List】cpp
题目:Given a linked list and a valuex, partition it such that all nodes less thanxcome before nodes greater than or equal tox.You should preserve the or...
分类:其他好文   时间:2015-04-29 09:48:46    阅读次数:114
leetcode : Count Primes
Description: Count the number of prime numbers less than a non-negative number, n [思路] 素数不能被比它小的整数整除, 建一个boolean 数组, 从2开始, 把其倍数小于N的都删掉. 注意 inner loop从i开始, 比i小的会在以前就被check过. [CODE] pu...
分类:其他好文   时间:2015-04-29 08:43:31    阅读次数:95
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