#include <stdio.h>

int main(void)
{
  printf("!(2+3)=%d\n", !(2+3));
  printf("2+3 && 2-3+1=%d\n", 2+3 && 2-3+1);
  printf("2+3 || 2-3+1=%d\n", 2+3 || 2-3+1);
  printf("!!(1+2)=%d\n", !!(1+2));

  return 0;
}