//mrityunjay38@gmail.com

#include<bits/stdc++.h>
using namespace std;

class Person{
public:
    int age;
    
    //constructor
    Person(int initialAge){
        bool validAge = check(initialAge);
        validAge==true?age=initialAge:age=0,cout<<"Age is not valid, setting age to 0.\n";
    };
    
    //check age validity
    bool check(int age){
        
        if(age<0)
            return false;
        
        return true;
    }
    
    void amIOld(){
        if(age<13){
            cout<<"You are young.\n";
            return;
        }
        if(age>=13 and age<18){
            cout<<"You are a teenager.\n";
            return;
        }
        
        cout<<"You are old.\n";
    }
    
    void yearPasses(){
        age++;
    }
    
};
int main(){
     
    int t;
    int age;
    cin >> t;
    for(int i=0; i < t; i++) {
        cin >> age;
        Person p(age);
        p.amIOld();
        for(int j=0; j < 3; j++) {
            p.yearPasses();
        }
        p.amIOld();
        
        cout << '\n';
    }
    
    return 0;
}