#include <stdio.h>

int main(void){
  short int a;

  a = 11;

  printf("%d << 2 = %d\n", a, a << 2);
  printf("%d >> 2 = %d\n", a, a >> 2);

  a = -11;

  printf("%d << 1 = %d\n", a, a << 1);
  printf("%d >> 1 = %d\n", a, a >> 1);

  return 0;
}