#include<bits/stdc++.h>
int main()
{
    int t,p[21];
    std::cin>>t;for(int i=1;i<=t;i++){std::cin>>p[i];if(p[i]<=10)std::cout<<"R\n";else if(p[i]>20)std::cout<<p[i]<<'\n';else std::cout<<"L\n";}
    return 0;
}