Program to find number power of 2 in simplest way

#include<stdio.h>

int main()
{
int n;

printf("Eneter number\n");
scanf("%d", &n);
if( !(n & (n-1))){
printf("%d is power of 2\n", n);
return 0;
}

printf("%d is not power of 2 \n", n);
return 0;
}

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