#include<iostream>
using namespace std;
int main(){
 long long int y;
 int k=0;
 while(cin>>y){
  if(y%4==0&&y%100!=0||y%400==0){
  cout<<"This is leap year."<<endl;
     k=1;
  }
  if(y%15==0)
  cout<<"This is huluculu festival year."<<endl;
  if(y%55==0&&k==1)
  cout<<"This is bulukulu festival year."<<endl;
  
  
  else if(k!=1&&y%15!=0&&y%55!=0)
  cout<<"This is an ordinary year."<<endl;
  k=0;

  }
 
 return 0;
 }

到底是哪裡錯了

救我一下:(