cities_dict  = {'Montreal': 500, 'San Francisco': 700, 'Austin': 900}

for i , j in cities_dict.items():
    print('city of', i , 'has a population of', j)

cities_dict  = {'Montreal': 500, 'San Francisco': 700, 'Austin': 900}

for i , j in cities_dict.items():
    print('city of', i , 'has a population of', j)
