Ejercicio 3 Trabajo p`práctico 2 - 2017

import java.util.Stack;
import java.util.Random;

public class TP2E03 {

    public static void main(String[] args) {
        TP2E03 excercise = new TP2E03();
        excercise.execute();
    }

    private void execute() {
        Stack<Integer> myStack1 = new Stack<Integer>();
        Stack<Integer> myStack2 = new Stack<Integer>();
        Random random = new Random();

        for (int max = random.nextInt(10) + 1; max > 0; max--) {
            myStack1.push(random.nextInt(100));
        }

        for (int max = random.nextInt(10) + 1; max > 0; max--) {
            myStack2.push(random.nextInt(100));
        }

        System.out.println("Pila 1 " + myStack1.toString());
        System.out.println("Pila 2 " + myStack2.toString());

        System.out.println("Union  " + Union(myStack1, myStack2));

        System.out.println("Pila 1 " + myStack1.toString());
        System.out.println("Pila 2 " + myStack2.toString());

    }


    private Stack<Integer> Union(Stack<Integer> stack1, Stack<Integer> stack2) {
        Stack<Integer> result = new Stack<Integer>();

        Integer[] data = new Integer[stack1.size()];
        stack1.toArray(data);
        for (int i = 0; i < data.length; i++) {
            result.push(data[i]);
        }

        data = new Integer[stack2.size()];
        stack2.toArray(data);
        for (int i = 0; i < data.length; i++) {
            result.push(data[i]);
        }

        return result;
    }

}