#include <iostream>
using namespace std;
int main()
{
 int y;
 while(cin>>y)
 {  if(y%4!=0||y%100==0&&y%400!=0)
   cout<<"a normal year"<<endl;
   else
   cout<<"a leap year"<<endl;
 }
return 0;
}  //成功高中張國興老師很醜