【LeetCode】520. Detect Capital

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class Solution:
    def detectCapitalUse(self, word):
        """
        :type word: str
        :rtype: bool
        """
        if 'A'<=word[0]<='Z':
            return word[1:].lower() == word[1:] or word[1:].upper() == word[1:]
        else:
            return word.lower() == word


class Solution:
    def detectCapitalUse(self, word):
        """
        :type word: str
        :rtype: bool
        """
        count = 0
        for c in word:
            if c.isupper():
                count += 1
        return count == 0 or count == len(word) or (count == 1 and word[0].isupper())