# -*- coding: utf-8 -*-
"""
Created on Tue Oct  1 09:56:30 2019

@author: jose
"""

d = {'dog', 'cat', 'bird', 'cow'}
# Remember for curly brackets that it is a Set
type(d)
print('cat' in d)

d.add('mouse')
print(len(d))

x, y = [9,3,1], 1
print(y)

