Find Average of class using C-language

 PROGRAM:- 

#include<stdio.h>
void main()
{
int i,j,sum=0,num;
int marks[100];
float avg;

printf("Enter number of students in class :\n");
scanf("%d",&num);

printf("Enter marks of all students :\n");

for(i=0;i<num;i++)
{
scanf("%d",&marks[i]);
sum+=marks[i];
}

avg=sum/num;

printf("Average of class is %f\n",avg);
}

OUTPUT :-

Enter number of students in class :

10

Enter marks of all students :

50  60  65  70  80  35  48  90  88  78

Average of class is 66.000000

Program File:(click the following .c file to get the program file) 

                   Average_Class.c