结构体之成绩统计2C语言

#include<stdio.h>

#include<stdlib.h>

#include<string.h>

struct infor

{

char num[100];

char name[100];

int mark1;

int mark2;

int mark3;

};

int average(struct infor *sb)

{

return (sb->mark3+sb->mark2+sb->mark1)/3;

}

int find(int *a,int n)

{

int flag=a[0],j=0;

for(int i=1;i<n;i++)

{

if(a[i]>flag)

{

flag=a[i];

j=i;

}

}

return j;

}

int main()

{

int n=0;

scanf("%d",&n);

struct infor sb[n];

int sum1=0,sum2=0,sum3=0;

for(int i=0;i<n;i++)

{

scanf("%s %s %d %d %d",sb[i].num,sb[i].name,&sb[i].mark1,&sb[i].mark2,&sb[i].mark3);

}

for(int i=0;i<n;i++)

{

sum1+=sb[i].mark1;

}

for(int i=0;i<n;i++)

{

sum2+=sb[i].mark2;

}

for(int i=0;i<n;i++)

{

sum3+=sb[i].mark3;

}

printf("%d %d %d\n",sum1/n,sum2/n,sum3/n);

int aver[n];

for(int i=0;i<n;i++)

{

aver[i]=average(&sb[i]);

}

int pos=find(aver,n);

printf("%s %s %d %d %d",sb[pos].num,sb[pos].name,sb[pos].mark1,sb[pos].mark2,sb[pos].mark3);

return 0;

}