c_cpp 205.同构串 - 难度易 - 2018.9.18

Posted 2021-05-14

class Solution {
public:
    bool isIsomorphic(string s, string t) {
        map<char, int> sMap;
        map<char, int> tMap;
        for (int i = 0; i < s.size(); i++) {
            if (sMap[s[i]] != tMap[t[i]]) {
                return false;
            }
            sMap[s[i]] = i + 1;
            tMap[t[i]] = i + 1;
        }
        return true;
    }
};