要用到结构体,数组题目是自行编写如下程序:设有三个人的姓名和年龄存在数组中,输出三人中年龄居中者的姓名和年龄。----------------------------顺便问一下怎么调用结构体?我编写的无法执行T,T根据此题代码#define N 5 struct student { char num[6];char name[8];int score[4];float avr;}stu[10];#include "stdio.h" main( ){ int i,j,max,maxi,sum; float average; for(i=0;i<N;i++){ printf("\n input scores of student:%d\n", i+1); printf("No:"); scanf("%s",stu[i].num);printf("name:");scanf("%s",stu[i].name);for(j=0;j<3;j++){ printf("score%d:",j+1);scanf("%d",&stu[i].score[j]);}}average=0;max=0;maxi=0;for(i=0;i<N;i++){sum=0;for(j=0;j<3;j++)sum+=stu[i].score[j];stu[i].avr=sum/3.0;average+=stu[i].avr;if (sum>max){max=sum;maxi=i;} }average/=N;printf("No. name score1 score2 score3 average\n");for(i=0;i<N;i++){ printf("%5s%10s",stu[i].num,stu[i].name);for(j=0;j<3;j++)printf("%9d",stu[i].score[j]);printf("%8.2f\n",stu[i].avr);}printf("average=%6.2f\n",average);printf("the highest score is:%s,score total:%d",stu[maxi].name,max);}
#include "stdio.h"#define N 3struct person{ char name[20]; int age;}person[N];void main(){ int i; printf("please input peoele's names and ages:\n"); for(i=0;i<=2;i++) scanf("%s%d",person[i].name,&person[i].age); if((person[0].age-person[1].age)*(person[0].age-person[2].age)<0) printf("%s\t%d\n",person[0].name,person[0].age); if((person[1].age-person[2].age)*(person[1].age-person[0].age)<0) printf("%s\t%d\n",person[1].name,person[1].age); if((person[2].age-person[0].age)*(person[2].age-person[1].age)<0) printf("%s\t%d\n",person[2].name,person[2].age);}