#include <stdio.h>

#define PRINT(int) printf(#int " = %d\n",int)

void
main()
{
	int x, y, z;

	// ^ exclusive OR one or the other but not both. 
	x = 03; y = 02; z = 01;



	PRINT( x | y & z );
	PRINT( x | y & ~z );
	PRINT( x ^ y & ~z );
	PRINT( x & y && z );
	
	x = 1; y = -1;
	PRINT( ! x | x );    // ! is the NOT operator.
	PRINT( ~ x | x );    // remember over flow.   
						 // x = 0001, ~x = fffe  ~x | x = ffff = -1, (~x | x) + 1 = 0 						 
	PRINT( x ^ x );      // ^ exclusive OR one or the other but not both. 
	x <<= 3; PRINT( x );
	y <<= 3; PRINT( y );
	y >>= 3; PRINT( y );

}