Arrays In C Programming

#include <stdio.h>

int main()
{
    int x;
    x = 5;
    x = 10;
   
printf("%d", x);

    return 0;
}

1. 100 variables create
2. creating 1 array variable

5 marks and print average


#include <stdio.h>

int main()
{
   int i, avg, sum = 0;
   int marks[100] ; //array variable diclaration
   for(i=1; i<=5; i++){
       printf("\n Enter the marks ");
       scanf("%d" , &marks[i]);
       sum=sum+marks[i];
   }
 
 
   avg=sum/5;
   printf("\n Average %d" , avg);

    return 0;
}