PracticeDayOneExercise5

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int num;
    printf("Enter number: ");
    scanf("%d", &num);
    int flag = 0;
    int i = 1;
    while(i <= num)
    {
        if(i == num)
        {
            flag = 1;
            break;
        }
        i *= 2;
    }

    if(flag)
    {
        printf("%d is by the power of 2!", num);
    }
    else
    {
        printf("%d is not by the power of 2!", num);
    }
}