Case challenge

# Given a String
example_string = "Hello Welcome to New York City"

def find_capitals(words):
    capitals = list()

    for letter in list(words):
        # Determine the letters that are capital case
        if letter.isupper():
            # put them into an array
            capitals.append(letter)

    # order alpha
    capitals.sort()

    return capitals


capitals = find_capitals(example_string)
print(capitals)