isomorphic-strings.py 文件源码

def isIsomorphic(self, s, t):
        if len(s) != len(t):
            return False
        for i in range(len(s)):
            if occurence(s, s[i]) != occurence(t, t[i]):
                return False
        return True

    # def isIsomorphic(self, s, t):
    #     if len(s) != len(t):
    #         return False
    #     lens = len(s)
    #     s_dict = ''
    #     t_dict = ''

    #     for idx, ele in enumerate(s):
    #         if ele not in s_dict:
    #             s_dict += ele
    #             t_dict += t[idx]
    #     translated = s.translate(maketrans(s_dict, t_dict))
    #     print translated, t
    #     if translated == t:
    #         return True
    #     return False