public class Solution { int age;

public Solution(int initialAge){
    if(initialAge >0){
        age =initialAge;
        }else{
             System.out.println("Age is not valid, setting age to 0.");
             this.age=0;
        }

    }

public void amIOld(){
    if (age<13){
        System.out.println("You are young.");
    }else if (age >=13 && age <18){
        System.out.println("You are a teenager.");
        }else if(age>=18){
            System.out.println("You are old.");
        }          
}    
public void yearPasses(){
    this.age = ++age;
}

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    Scanner scan = new Scanner(System.in);
    int T = scan.nextInt();

    for (int i = 0; i<T;i++){
        int age = scan.nextInt();
        Solution p = new Solution (age);
        p.amIOld();
        for(int j=0;j<3;j++){
            p.yearPasses();
        }
        p.amIOld();
        System.out.println();

    }
    scan.close();

} }