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Regex rules! solution in Uncategorized category for The Most Wanted Letter by zgub4
import re
def checkio(text):
text = text.lower()
counter = dict()
for letter in text:
if re.match("^[A-Za-z]*$", letter):
if letter in counter.keys():
counter[letter] += 1
else:
counter.setdefault(letter, 1)
w = []
for v in counter.values():
w.append(v)
max = 0
for v in w:
if v > max:
max = v
candidates = []
for k,v in counter.items():
if max == v:
candidates.append(k)
candidates.sort()
return candidates[0]
if __name__ == '__main__':
#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.")
Oct. 21, 2017
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