Java example to create class to input age of a puppy, increase age by 1 and print it

public class ExamplePupAge {
    int age;
    
    public void pup(int age) {
        age = age + 1;
        System.out.println("My pup's age is: " + age);
    }

    public static void main(String[] args) {
        ExamplePupAge doggy = new ExamplePupAge();
        doggy.pup(1);
    }
}