hdu 2016 数据的交换输出

#include<iostream>
using namespace std;
int main()
{
    int n;
    int a[101];
    while (cin >> n&&n)
    {
        int i,t, min = 99999;
        int num = 0;
        for (i = 0; i < n; i++)
        {
            cin >> a[i];
        }
        for (i = 0; i < n; i++)
        {
            if (min>a[i])
            {
                num = i;
                min = a[i];
            }
        }
        t = a[0];
        a[0] = min;
        a[num] = t;
        for (i = 0; i<n; i++) {
            if (i != 0)
                printf(" ");
            printf("%d", a[i]);
        }
        printf("\n");

    }

    system("pause");
    return 0;
}