#include<stdio.h>
float av(int a[],int n)
{int i,x,s=0;
for(i=0;i<n;i++)
{scanf("%d",&a[i]);
s+=a[i];
}
return (float)s/n;
}
int main()
{int i,n=0,a[10];
float cj;
printf("请输入10个学生的成绩:\n");
cj=av(a,10);
printf("平均分=%.1f\n",cj);
printf("不及格的成绩为:\n");
for(i=0;i<10;i++)
if(a[i]<60)
{printf("%d ",a[i]);
n++;
}
printf("\n不及格人数=%d\n",n);
return 0;
}
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