86. WRITE A C PROGRAM TO READ STUDENT STRUCTURE WITH STUDENT NAME ROLL NUMBER 2 SUBJECT MARKS AND FIND THE AVERAGE

/*C program to read student structure with student name roll number 2 subject marks and find the average*/

#include<stdio.h>
#include<conio.h>
struct stud
{
int rollno, s1, s2, tot ;
char name[10] ;
float avg ;
} s[10] ;
void main()
{
int i, n ;
clrscr() ;
printf("Enter the number of students : ") ;
scanf("%d", &n) ;
for(i = 0 ; i < n ; i++)
{
printf("\nEnter the roll number : ") ;
scanf("%d", &s[i].rollno) ;
printf("\nEnter the name : ") ;
scanf("%s", s[i].name) ;
printf("\nEnter the marks in 2 subjects : ") ;
scanf("%d %d", &s[i].s1, &s[i].s2) ;
s[i].tot = s[i].s1 + s[i].s2 ;
s[i].avg = s[i].tot / 2.0 ;
}
printf("\nRoll No. Name \t\tSub1\t Sub2\t Total\t Average\n\n") ;
for(i = 0 ; i < n ; i++)
{
printf("%d \t %s \t\t %d \t %d \t %d \t %.2f \n",
s[i].rollno,s[i].name,s[i].s1,s[i].s2,s[i].tot,s[i].avg);
}
getch() ;
}

output

Enter the number of students : 2
Enter the roll number : 101
Enter the name : Arun
Enter the marks in 2 subjects : 75 85
Enter the roll number : 102
Enter the name : Babu
Enter the marks in 2 subjects : 65 75
Roll No.  Name   Sub1  Sub2  Total   Average
101       Arun    75     85   160      80.00
102       Babu    65     75   140      70.00