#include <stdio.h>

int
main ()
{
   unsigned int x = 12;
   unsigned int y = 6;
   unsigned int z;

   z = x & y;
   printf("%d\n", z);

   z = x | y;
   printf("%d\n", z);

   
   //printf("%d", sizeof(z));
   z = -1;
   printf("%d\n", z);
   z = ~z;
   printf("%d\n", z);
}