T1

public class Dog {
    private String name;
    private int age;
    public Dog(String n, int a){
        name = n;
        age = a;
    }
    public Dog(String n){
        name = n;
        age = 0;
    }
    public void SetName(String name){
        this.name = name;
    }
    public String getName(){
        return this.name;
    }
    public void setAge(int age){
        this.age = age;
    }
    public int getAge(){
        return this.age;
    }
    public String toString(){
        return this.name + ", age " + this.age;
    }
    public void intoHumanAge(){
        System.out.println(name+"'s age in human years is "+age*7+" years");
    }
    public static void main(String[] args) {
        Dog dog = new Dog("Pepper", 4);
        System.out.println(dog.toString());
        dog.setAge(5);
        System.out.println(dog.toString());
    }
}