#include <stdio.h>                                                                                                                                            
int main(int argc, char const* argv[])                                                                                                                        
{                                                                                                                                                             
  int n;                                                                                                                                                      
  scanf("%d", &n);                                                                                                                                            
  printf("%d\n", ! n);                                                                                                                                        
  return 0;                                                                                                                                                   
}