LeetCode--Python解析【Valid Anagram】

题目:

方法:

设置两个dict,键值分别为t,与s中出现的字母

value为出现的次数

遍历两个字符串

对比两个dict如果键值对应的value相等则返回True,value不等或键值不同则返回False

class Solution:
    def isAnagram(self, s, t):
        """
        :type s: str
        :type t: str
        :rtype: bool
        """
        if len(s) != len(t):return False
        dict1 = {}
        dict2 = {}
        for i in range(len(s)):
            if s[i] in dict1:dict1[s[i]] += 1
            else:dict1[s[i]] = 1
            if t[i] in dict2:dict2[t[i]] += 1
            else:dict2[t[i]] = 1
        for i in range(len(s)):
            if s[i] not in dict2:return False
            if dict1[s[i]] != dict2[s[i]]:return False
        return True

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转载自blog.csdn.net/zjrn1027/article/details/80157814