Sushil's Blog on Programming Tutorials

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

void main()
{
    int num, temp, sum = 0, rem, i, rev = 0, count = 0;
    float avg;
    printf("Enter number of any digit : ");
    scanf("%d", &num);
    temp = num;

 
    for(i = 0; temp > 0; i++)
    {
        //take reminder or take last digit
         rem = temp % 10;
         //add each number
         sum += rem;
         // take in reverse
         rev = rev * 10 + rem;
         //remove last digit
         temp = temp / 10;
         count++;      
    }

    avg = (float) sum / count;
 
    printf("Entered digit = %d", num);
    printf("Reverse digit = %d", rev);  
    printf("Sum = %d", sum);
    printf("Average = %.3f", avg);
    getch();
}