#include #define N 3 struct student { int num,cls,flag; float math,physics,english,total; }; struct student stu[N+1]={{10001,11,0,99.5,88.5,89.5,277.5}, {10002,12,0,77.9,56.5,87.5,221.9}, {10003,11,0,92.5,99.0,60.5,252},{}}; void sort(struct student *stu,int n) { int i,j; struct student tmp; for(i=0;icls>(stu+j+1)->cls)||((stu+j)->cls==(stu+j+1)->cls)&&((stu+j)->total<(stu+j+1)->total)) { tmp = *(stu+j); *(stu+j) = *(stu+j+1); *(stu+j+1) = tmp; } } } return; } int main() { scanf("%d",&stu[N].num); scanf("%d",&stu[N].cls); scanf("%f",&stu[N].math); scanf("%f",&stu[N].physics); scanf("%f",&stu[N].english); stu[N].flag=1; stu[N].total=stu[N].math+stu[N].physics+stu[N].english; int check=1,i,n=N+1; for(i=0;i