#include<bits/stdc++.h>
using namespace std;

int main()
{
	int shuliang;
	cin >> shuliang;
	int local = shuliang * 5;
	int luogu = shuliang * 3 + 11;
	if(local > luogu)
	{
		cout << "luogu" << endl;
	}
	else cout << "local" << endl;
	return 0;
}