//在两个数成对出现的数组中找到一个单独的数.比如{1,2,3.3,1,4.2},即找出4 #include <stdio.h> int find(int arr[], int len) { int i = 0; int ret = 0; for (i = 0; i < len; i++) { ret = ret^arr[i]; } return ret; } int main() { int arr1[] = { 1, 2, 2, 3, 1, 5, 3 }; int arr2[] =
转:http://stackoverflow.com/questions/11382057/declaring-a-delegate-protocol There definitely are subtle differences. If the protocol you are talking about is a delegate that is used by one particular class, for example, MySpecialViewController, and M
原地址:http://www.linuxidc.com/Linux/2011-10/45888.htm Download.cs using UnityEngine; using System.Collections; using System.IO; public class Download : MonoBehaviour { public string url = "http://ww3.sinaimg.cn/large/80dfe250jw1dle1r2v4t9j.jpg"; p