1 #include <stdio.h> 2 int main () 3 { 4     int n,a[110],i,j,t,min; 5     while (scanf("%d",&n)!=EOF) 6     { 7         if (n==0) 8             break; 9         for (i=0; i<n; i++)10         {11             scanf("%d",&a[i]);12         }13         min=a[0];14         j=0;15         for (i=1; i<n; i++)16             if (min>a[i])//找到最小值17             {18                 min=a[i];19                 j=i;20             }21         t=a[j];22         a[j]=a[0];23         a[0]=t;24         for (i=0; i<n-1; i++)25             printf ("%d ",a[i]);26         printf ("%d\n",a[i]);27     }28     return 0;29 }