weixin_43821823的博客

#include <stdio.h> #include <stdlib.h> struct student { int num; char classname[20]; char name[20]; float score[3]; float aver; }; void input(struct student stu[]) { int i,j; printf("input student num,name,score:\n"); for(i=0;i<5;i++) { printf("NO.:"); scanf("%d",&stu;[i].num); printf("name:"); scanf("%s",stu[i].name); printf("classname:"); scanf("%s",stu[i].classname); for(j=0;j<3;j++) { printf("stu[%d].score[%d]:",i,j); scanf("%f",&stu;[i].score[j]); } printf("\n"); } } void averagescore(struct student stu[]) { int i,j,sum=0; for(i=0;i<5;i++) { for(j=0;j<3;j++) { sum+=stu[i].score[j]; } stu[i].aver=sum/3.0; sum=0; } } int maxaveragescore(struct student stu[]) { int i,m=0; for(i=0;i<5;i++) { if(stu[i].aver>stu[m].aver) m=i; } return m; } int main() { int i,maxnum; struct student stu[20]; int maxaveragescore(struct student stu[]); input(stu); averagescore(stu); maxnum=maxaveragescore(stu); for(i=0;i<5;i++) { printf("五名三门课的平均分为:%5.1f\n",stu[i].aver); } printf("平均分最高学生为:num:%d name:%s classname:%s score:%5.1f %5.1f %5.1f\n它的平均分为:%5.1lf\n",stu[maxnum].num,stu[maxnum].name,stu[maxnum].classname,stu[maxnum].score[0],stu[maxnum].score[1],stu[maxnum].score[2],stu[maxnum].aver); return 0; }