#include<bits/stdc++.h>
using namespace std;
int main()
{
char a;
cin>>a;
if(a>='0' && a<='9')
{
cout <<"number";
}
else if(a>='A' && a<='Z')
{
cout <<"capital";
}
else if(a>='a' && a<='z')
{
cout <<"lowercase";
}
else
{
cout <<"others";
}
return 0;
}