有10个学生,每个学生的数据包括学号、姓名、3门课程的成绩,从键盘输入10个学
生数据,要求输出3门课程总平均成绩,以及最高分的学生的数据(包括学号、姓名、3门课程成绩、平均分数)。
#include<stdio.h> #define N 10 struct student {char num[6]: char name[8]: float score[3]: float avr; }stu[N]; int main() {int i,j,maxi; float sum,max,average; for(i=0;i<N;i++) {printf("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("%f",&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("%9.2f",stu[i].score[j]); printf(" %8.2f\n",stu[i].avr); } printf("average=%5.2f\n",average); printf("The highest score is:student %s,%s\n",stu[maxi].num,stu[maxi].name); printf( "his scores are:%6.2f,%6.2f,%6.2f,average:%5.2f.\n", stu[maxi].score[0],stu[maxi].score[1],stu[maxi].score[2],stu[maxi].avr); return 0; }
#include<stdio.h>
#define N 10
struct student
{char num[6]:
char name[8]:
float score[3]:
float avr;
}stu[N];
int main()
{int i,j,maxi;
float sum,max,average;
for(i=0;i<N;i++)
{printf("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("%f",&stu[i].score[j]);
}
average=0;
max=0;
maxi=0;
{sum=0;
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);
printf("%9.2f",stu[i].score[j]);
printf(" %8.2f\n",stu[i].avr);
printf("average=%5.2f\n",average);
printf("The highest score is:student %s,%s\n",stu[maxi].num,stu[maxi].name);
printf( "his scores are:%6.2f,%6.2f,%6.2f,average:%5.2f.\n",
stu[maxi].score[0],stu[maxi].score[1],stu[maxi].score[2],stu[maxi].avr);
return 0;
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