程序代码：

#include<stdio.h>
#include<stdlib.h>
int main(void)
{
    struct student{
        int num;
        char name[10];
        int english;
        int math;
        int cgrade;;
    };
    struct student *p,*q;
    int i,n,score=0;
    

    printf("Input n:");

    scanf("%d",&n);
    p=(struct student *)malloc(sizeof(struct student)*n);
    if(p==NULL)
    exit(1);
   
    for(i=1;i<=n;i++){
        printf("第%d个学生各科成绩:",i);
        scanf("%d%%s%d%d%d",&p->num,p->name,&p->english,&p->math,&p->cgrade);
        score=p->english+p->math+p->cgrade;
        p++;

    printf("score=%d\n",score);
    }

    return 0;
}