#include <stdio.h>

int main()
{
	unsigned short int hex,upper,lower;

	printf("Enter a four-digit Hex value: ");
	scanf("%x",&hex);

	lower = hex & 0x00FF;
	upper = hex & 0xFF00;
	upper >>= 8;

	printf("0x%04X is composed of %02X and %02X\n",hex,upper,lower);
	
	return(0);
}