本次要注意:
time.h与ctime本质一样,ctime是c++风格(标准),time.h是c语言风格。
同理:如stdio.h和cstdio
#define _SCL_SECURE_NO_WARNINGS
#include <vector>
#include <iostream>
#include <functional>
#include <algorithm>
//如stdio.h和cstdio
#include <ctime> //time.h与ctime本质一样,ctime是c++风格(标准),time.h是c语言风格
#include <windows.h>
using namespace std;
void fun(int i){
cout << i << " ";
}
int main(){
vector<int> vec;
vec.push_back(1);
vec.push_back(2);
vec.push_back(3);
vec.push_back(4);
vec.push_back(5);
vec.push_back(6);
srand((unsigned int)time(0));
for_each(vec.begin(), vec.end(), fun);
cout << endl;
random_shuffle(vec.begin(), vec.end());
for_each(vec.begin(), vec.end(), fun);
cout << endl;
random_shuffle(vec.begin(), vec.end());
for_each(vec.begin(), vec.end(), fun);
cout << endl;
system("pause");
return 0;
}