/*
一个完整的c程序如下,功能齐全。程序在win-tc和tc2.0下试验通过.程序实现从键盘输入50个学生的数据(包括学号、姓名、3门课的成绩),程序执行输出所有学生3门课的总平均成绩,最高分学生的学号、姓名、3门课的成绩、3门课平均成绩.
*/
# include <stdio.h>
# include <stdlib.h>
# include <conio.h>
# define N 50
struct student
{ char num[6];
char name[8];
int score[4];
float avr;
}stu[N];
main()
{
int i,j,max,maxi,sum;
float average;
/*以下为输入*/
for(i=0;i<N;i++)
{printf("\nInput 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]);
}
}
/*以下为计算*/
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;
/*以下为打印*/
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\tscore total: %d.",stu[maxi].name,max);
getch();
}
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