AC results in Python, beat 93%

  • 2
    def isIsomorphic(self, s, t):
        :type s: str
        :type t: str
        :rtype: bool
        found = {}
        for i in range(len(s)):
            if s[i] in found:
                if not found[s[i]] == t[i]:
                    return False
                if t[i] in found.values():
                    return False
                found[s[i]] = t[i]
        return True

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