#include "stdio.h"
#define M 2 /*设一共有5个学生*/
#define N 3 /*设一个学生有六门课*/
struct student {
float score[N];
int num; /*学生学号*/
};
void main()
{ int i,j,k;
float sum=0.0;
struct student a[M];
for(i=0;i<M;i++)
{
printf("please input the number of %d student:\n",i);
scanf("%d",&a[i].num);
printf("please input the i student score:\n",i);
for(j=0;j<N;j++)
scanf("%f",&a[i].score[j]);
printf("\n");
}
for(i=0;i<M;i++)
{
for(j=0;j<N;j++)
if(a[i].score[j]<60)
{
printf("the student's number is:%d\n",a[i].num);
printf("his score is:");
for(k=0;k<N;k++)
{
printf("%f",a[i].score[k]);
sum+=a[i].score[k];
}
printf("\nthe average is :%f\n",sum/N);
break;
}
sum=0;
}
}
当有一门不及格，输出成绩后应该跳出。
