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algorithm notes: leetcode#520 detect capital

admin 11月 12, 2020 0

Problem

Solution

Analysis

Python implementation

class :
    def detectCapitalUse(self, word):
        """
        :type word: str
        :rtype: bool
        """
        return word == word.lower() or word == word.upper() or word == word.capitalize()

Java implementation

class  {
    public boolean detectCapitalUse(String word) {
        return (word.equals(word.toLowerCase())) || (word.equals(word.toUpperCase())) || (word.equals(Character.toUpperCase(word.charAt(0))+word.substring(1).toLowerCase()));
    }
}

Time complexity

O(n).

Space complexity

O(n).

Links

520. Detect Capital
(中文版) 算法笔记: 力扣#520 检测大写字母