View difference between Paste ID: 8i2dC116 and HbpuFj1k

 //
 // Created by Julio Tentor <jtentor@fi.unju.edu.ar>
 //
 
 public class Demo2 {
     public void Run() {
 
         System.out.println("Demo de Stack (Estructura de Datos y Librería de Java)");
 
         Stack<Character> miPila = new Stack<Character>();
         java.util.Stack<Character> otraPila = new java.util.Stack<Character>();
 
 
         miPila.push('a');
         otraPila.push('a');
         miPila.push('b');
         otraPila.push('b');
         miPila.push('c');
         otraPila.push('c');
 
         System.out.println("miPila..: " + miPila);
         System.out.println("otraPila: " + otraPila);
 
         while (!miPila.empty()) {
             System.out.println(miPila.pop() + " - " + otraPila.pop());
         }
 
         try {
             System.out.println(miPila.peek());
         } catch (Exception e){
             System.out.println(e);
         }
 
         try {
             System.out.println(otraPila.peek());
         } catch (Exception e){
             System.out.println(e);
         }
 
     }
 
 }