# 3136. Valid Word """ a word is considered valid if it contains a minimum of three characters, it contains only digits (0-9), and english letters (uppercase and lowercase), it includes at least one vowel, and it includes one consonant. you are given a string 'word'. return true if 'word' is valid, otherwise return false. """ class Solution(object): def isValid(self, word): """ :type word: str :rtype: bool """ n, m = len(word), 0 if n < 3: return False vowels = ( 1 | (1 << (ord("e") - 97)) | (1 << (ord("o") - 97)) | (1 << (ord("i") - 97)) | (1 << (ord("u") - 97)) ) for i in word: if not (i.isalpha() or i.isdigit()): return False if i.isalpha(): j = ord(i) - 97 if ord(i) >= 97 else ord(i) - 65 m |= 1 << (vowels >> j) & 1 return m == 3 if __name__ == "__main__": obj = Solution() print(obj.isValid(word="234Adas")) print(obj.isValid(word="b3")) print(obj.isValid(word="a3$e"))