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