#include <stdio.h>
 
int main() {
  double a = 1.2;
  double b = 1.0;
  double c = 0.2;
 
  a - b == c ? printf("true") : printf("false");
  printf("\n");
  a * 10 - b * 10 == c * 10 ? printf("true") : printf("false");
 
  return 0;
}