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effective c++ 条款10 handle assignment to self operator =
非强制性,但是个好习惯当使用连锁赋值时很有用x=y=z=10;class Window{ public: Window& operator=(int size) { ... return *this; }}这个规则适用于 -,+, +=,-= etc
分类:编程语言   时间:2014-07-06 16:14:49    阅读次数:264
[LeetCode] N-Queens II
N-Queens IIFollow up for N-Queens problem.Now, instead outputting board configurations, return the total number of distinct solutions.solution:#includ...
分类:其他好文   时间:2014-07-06 16:06:08    阅读次数:198
LeetCode Restore IP Addresses
class Solution {public: vector restoreIpAddresses(string s) { vector ips; vector ip; dfs(s, 0, ip, ips); return ips; ...
分类:其他好文   时间:2014-07-06 16:03:21    阅读次数:276
递归01
00使用递归编写一个十进制转换为二进制的函数(要求采用“取2取余”的方式,结果与调用bin()一样返回字符串形式)。def Dec2bin(n): result = '' if n: result = Dec2bin(n//2) return resu...
分类:其他好文   时间:2014-07-06 15:18:57    阅读次数:306
leetcode--Maximal Rectangle
Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing all ones and return its area.public class Solution { public...
分类:其他好文   时间:2014-07-06 13:50:22    阅读次数:153
LeetCode:Remove Element
Given an array and a value, remove all instances of that value in place and return the new length.The order of elements can be changed. It doesn't mat...
分类:其他好文   时间:2014-07-06 13:38:13    阅读次数:168
leetcode--N-Queens
Then-queens puzzle is the problem of placingnqueens on ann×nchessboard such that no two queens attack each other.Given an integern, return all distinc...
分类:其他好文   时间:2014-07-06 13:32:49    阅读次数:204
objective-c 创建工程/编译/运行程序
// First program example#import int main (int argc, const char * argv[]) { @autoreleasepool { NSLog (@"Programming is fun!"); } return...
分类:其他好文   时间:2014-07-06 13:03:34    阅读次数:177
Leetcode Merge Intervals
Given a collection of intervals, merge all overlapping intervals.For example,Given[1,3],[2,6],[8,10],[15,18],return[1,6],[8,10],[15,18].题目的意思是将相交得区间合并...
分类:其他好文   时间:2014-07-05 22:24:49    阅读次数:177
求因子个数和因子和
//求因子个数int Facnt(int n){ int res = 1; for(int i=2;i*i 1) res = 2*res; return res;}//求因子和int Facsum(int n){ int res = 1; for(int ...
分类:其他好文   时间:2014-07-05 20:42:20    阅读次数:191
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