#!/usr/bin/env python2
# -*- coding: utf-8 -*-
"""
Created on Thu Apr 27 11:48:42 2017

@author: maribelojeda
"""

class Arrays:

        b=[1,2,3]
        c=[1,3,3]
        a=[b,c]
        print(a)   
        d=[2,3]
        a.append(d)
        print(a)