7

#include <iostream>
using namespace std;
int main() {
    char n;
    cin>>n;
    switch(n){
        case 'a':
            cout<<"Ala"<<endl;
            break;
        case 'b':
            cout<<"Bolek"<<endl;
            break;
        case 'c':
            cout<<"Celina"<<endl;
            break;
        case 'd':
            cout<<"Darek"<<endl;
            break;
        case 'e':
            cout<<"Ela"<<endl;
            break;
        default:
            cout<<"zla litera"<<endl;
            break;
    }

    return 0;
}