学生成绩统计c语言

char id[8];
char name[8];
float e,m,c,sum;

char id[8];
int a;
struct sturec stu[N],*point=stu;
printf("please input student's id name englishscore mathscore chinesescore\n");
input(point);
format(stu);
print(point);
printf("please input id which you want to research\n");
scanf("%s",id);
a=research(stu,id);
printf("%s %s %f",stu[a].id,stu[a].name,stu[a].sum);

return 0;

for(int i=0;iid,(p+i)->name,(p+i)->sum);
}

for(int i=0;isum=p2->c+p2->e+p2->m;
    p2++;
}

struct sturec mid;
for(int i=0;ilei[j+1].sum)
     {
         mid=lei[j];
         lei[j]=lei[j+1];
         lei[j+1]=mid;
     }   
    }   
}

for(int i=0;iid,id)==0)
    {
        return i;
        break;
    }
}