#include <iostream>
#include <cstdio>
#include<time.h>
using namespace std;
int main()
{
srand((long)time(NULL));
for (size_t i = 0; i < 10; i++)
{
cout << rand() << endl;//如果限定范围则rand（）% 范围
}
return 0;
}原文：http://blog.csdn.net/rememberautumn/article/details/18373401