A number is even or odd without using modulus operator

#include<stdio.h>

int main()

{

int a;

float b,n;

printf("Enter number : ");

scanf("%f",&n);

a=n/2;

b=n/2;

if(a==b)

     printf("Entered number is even");

else

     printf("Entered number is odd");

return 0;

}

Output :

Enter number : 7

Entered number is odd