#city1 = 'tokyo'
#city2 = 'moscow'
#city3 = 'paris'
#city4 = 'chicago'

cities = [
    'tokyo',
    'moscow',
    'paris',
    'chicago'
]

# captain = 'picard'
# lieutenant = 'worf'
# counselor = 'troi'
# second = 'number one'

star_trek = {
    'captain':'picard',
    'lieutenant':'worf',
    'counselor':'troi',
    'second':"number one"
}

print(cities[1])
print(f"the counselor is : {star_trek['counselor']}")