#include "stdio.h"void main(){
int n,i;
float sum=0,score;
printf("please input the number of student:"); /*输入所求学生分数的人数*/
scanf("%d",&n);
for(i=1;i#define N 20
//N后面的数字自己定。有多少学生就是多少void main(){
float a[N],sum=0;
int i;
printf("input the grade:\n");
for(i=0 ;...
