#include <vector>
using std::vector;
int main()
{
vector<int> vi;
for (int i = 0; i < 10; i++)
vi.push_back(i);
/*现在向量包含了 100 个 0-99 之间的整数并且按升序排列*/
}

include <algorithm>
using std::random_shuffle;

random_shuffle(vi.begin(), vi.end()); /* 打乱元素 */

for (int i = 0; i < 100; i++)
cout<<vi[i]; /* 显示被打乱顺序的元素 */

#include <string>
#include <vector>
#include <algorithm>
#include <iostream>
using namespace std;
int main()
{
vector<string> vs;
vs.push_back(string ("Sunday"));
vs.push_back (string ("Monday"));
...
vs.push_back (string ("Saturday"));
random_shuffle(vs.begin(), vs.end()); /* 打乱顺序 */
for (int i = 0; i << 7; i++)
cout<<vs[i]; /* 显示打乱顺序后的元素 */
}

char carr[4] = {'a', 'b', 'c', 'd'};
/*carr+4 指向数组上界的下一个元素位置*/
random_shuffle(carr, carr+4);
for (int i = 0; i < 4; i++)
cout<<carr[i]; /* 显示被打乱顺序的元素 */