【暑期基础】Q HDU 2016 数据的交换输出

#include <stdio.h>int main(){    int n,i,j,t;    int a[100];    while(scanf("%d", &n)==1 && n != 0){        scanf("%d", &a[0]);        t = a[0], j = 0;        for(i = 1; i < n; i++){            scanf("%d", &a[i]);            if(a[i] < t)                t = a[i], j = i;        }        if(j != 0)            a[j] = a[0],a[0] = t;        for(i = 0; i < n - 1; i++){            printf("%d ",a[i]);        }        printf("%d\n",a[i]);    }    return 0;}