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Hi Greg!
I was able to do it as you said, I built my stack without the usage of collections and worked great! Thanks for the tip, drafting it in paper worked for me.

I am now having an issue...

Hi Greg!

Ok! I understand what you are saying and trust you that it is an infinite loop (no wonder why the CPU usage is 100% haha), I thought that while (pila.peek() != n || pila.isEmpty()) this...

Hello! I am pretty new to java, so pleasee be patient with me :o !!

Ok, so I am trying to remove a value from a stack that is not in the top of the stack using only stacks, so I basically created...

yeiiii!!!, it was a simple mistake, but a HUGE mistake too... !! THANK YOU!!...

I removed the loop I had, it was increasing the number i entered, so it was not helping at all....




public...

package Trabajo;

import javax.swing.JOptionPane;


public class Asignaturas {

String matrizAsignaturas[];

public int Programa;

Ok, so I think I am pretty confused here... At the begining I wanted to create a 2D array, now thanks to your comments I realized it was actually 1D, and I fixed that already...

Now, what I trying...

Thank you all for your answers...

I think I see where the problem is... I will be back in a few after I try :)

@jps You are right, I shouldn't be doing that. What exactly is the return...

Hello!

I am pretty new with java, I've been reading about it the last month and well I am practicing, so please be patient with me!

So, I have this array matrizAsignaturas and I am trying to...