33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
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import string
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def checkio(text: str) -> str:
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letters = {x: 0 for x in list(string.ascii_lowercase)}
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for letter in text:
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letter = letter.lower()
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if letter in letters:
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letters[letter] = letters[letter] + 1
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retour = None
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retour_count = 0
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for letter, count in letters.items():
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if retour_count < count:
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retour_count = count
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retour = letter
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return retour
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if __name__ == '__main__':
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print("Example:")
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print(checkio("Hello World!"))
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# These "asserts" using only for self-checking and not necessary for auto-testing
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assert checkio("Hello World!") == "l", "Hello test"
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assert checkio("How do you do?") == "o", "O is most wanted"
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assert checkio("One") == "e", "All letter only once."
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assert checkio("Oops!") == "o", "Don't forget about lower case."
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assert checkio("AAaooo!!!!") == "a", "Only letters."
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assert checkio("abe") == "a", "The First."
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print("Start the long test")
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assert checkio("a" * 9000 + "b" * 1000) == "a", "Long."
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print("The local tests are done.")
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