C programme to use structure and array together for sorting

Download the .c file at the End of the post. 

/* Create a structure student having data members
   enroll,name,marks obtained in 5 subjects. Get data of 5 student from user
   and calculate average of 5 subjects of each student and
   sort the data based on average in the ascending order and print result. */


#include<conio.h>
#include<stdio.h>


void main()
{

struct Student
{
 int enroll;
 char sname[50];
 int m[5];
 int avg;
}s[5],temp;

  int i,j,sum=0;
  clrscr();
   for(i=0;i<5;i++)
   {
    printf("\n Enter enrollment number ");
    scanf("%d",& s[i].enroll);
    printf("\n Enter Student's name ");
    scanf("%s",s[i].sname);

      printf("\n Enter marks of 5 subjects one by one");
      for(j=0;j<5;j++)
 {
   scanf("%d",&s[i].m[j]);
 }
   }
 for(i=0;i<5;i++)
  {
    sum=0;
     for(j=0;j<5;j++)
     {
      sum=sum+s[i].m[j];
     }
   s[i].avg=sum/5;
  }


//for sorting

 for(i=0;i<5;i++)
   {
       for(j=i+1;j<5;j++)
  {
    if(s[i].avg>s[j].avg)
    {
       temp=s[i];
       s[i]=s[j];
       s[j]=temp;
     }
  }
    }

 printf("\n\n\nDetails of Students after sorting acc. to avg\n");
for(i=0;i<5;i++)
   {
    printf("\nRank %d",i+1);
    printf("\nEnrollment Number:-> %d", s[i].enroll);
    printf("\nStudent's Name:-> %s",s[i].sname);

      printf("\n Marks of 5 subjects");
      for(j=0;j<5;j++)
 {
   printf("\t%d",s[i].m[j]);
 }
  }
getch();
}

Download the .c file of this programme - CLICK HERE