#include <iostream>
using namespace std;

int main(){
    double price;
    
    if (!(cin>>price)||(price<)){
        cout <<"Invalid input";
        return 0;
    }
    if(price<20000)
        cout<<"Economy";
    else if(price <= 50000)
        cout<<"Mid-range";
    else
        cout<<"Luxury";
        
    return 0;    
}