Find Fibonacci numbers

#include <stdio.h>



void main()

{

    int fib1 = 0, fib2 = 1, fib3, num, count = 0;



    printf("Enter the value of num \n");

    scanf("%d", &num);

    printf("First %d FIBONACCI numbers are ...\n", num);

    printf("%d\n", fib1);

    printf("%d\n", fib2);

    count = 2; /* fib1 and fib2 are already used */

    while (count < num)

    {

        fib3 = fib1 + fib2;

        count++;

        printf("%d\n", fib3);

        fib1 = fib2;

        fib2 = fib3;

   }

}