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First solution in Clear category for The Most Wanted Letter by Red_Ale
def checkio(text: str) -> str:
import string
text = text.lower().replace(" ", "")
bad = string.punctuation + string.digits + string.whitespace
for x in text:
if x in bad:
text = text.replace(x, "")
a = dict()
for c in text:
a[c] = a.get(c, 0) +1
b = a.copy()
for k in a:
if a[k] != max(a.values()): del b[k]
return min(b.keys())
if __name__ == '__main__':
print("Example:")
print(checkio("Hello World!"))
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio("Hello World!") == "l", "Hello test"
assert checkio("How do you do?") == "o", "O is most wanted"
assert checkio("One") == "e", "All letter only once."
assert checkio("Oops!") == "o", "Don't forget about lower case."
assert checkio("AAaooo!!!!") == "a", "Only letters."
assert checkio("abe") == "a", "The First."
print("Start the long test")
assert checkio("a" * 9000 + "b" * 1000) == "a", "Long."
print("The local tests are done.")
Nov. 3, 2021
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