#include<bits/stdc++.h> using namespace std; int main(){ int a; cin>>a; if(a>='a'&&a<='z')cout<<"Lower Letter"<<endl; else if(a>='A'&&a<='Z')cout<<"Upper Letter"<<endl; else if(a>='1'&&a<='9')cout<<"Digital"<<endl; else cout<<"other"<<endl; return 0; }