Java / Basics / Object - https://www.minte9.com/java/basics-objects-1176

objects.java

/** 
 * Create a new Dog instance ...
 * Make the dog size = 10
 */
class App {
    
    public static void main(String[] args) {
   
        /** 
         * SOLUTION
         */
        Dog d = new Dog();
        d.size = 10;
        System.out.println(d.size); // 10
    }
}

class Dog {

    public int size;
    public String name;
}