#include<stdio.h>
#define N 10
void main () {
    float score[N+1];
    int i,minno=1,maxno=1;
    float sum=0,aver;
    printf("please input %d scores:\n",N)
    for (i=1;i<=N;i++)
        scanf("%f",&score[i]);
    for(i=2;i<=N;i++)
        if (score[i]<score[minno])minno;
        if(score[i]>score[maxno])maxno=i;
}
for (i=1;i<=N;i++)
     sum+=score[i];
sum-=score[minno]+score[maxno];
aver=sum/(N-2);
printf("No.of min score is %d\n",minno);
printf("No.of max score is %d\n",maxno);
printf("******"average score ******\n");
printf("\t%7.4f\n",aver);
}