#include<iostream>
using namespace std;

int main()
{
int n;
while( cin >> n )
{
if((n%400==0)or( n%4==0) and (n%100!=0))
{
cout << "a leap year" << endl;
}
else
{
cout << "a normal year" << endl;
}

}
return 0;
}

你自己寫的嗎。