problem

804. Unique Morse Code Words

solution1:

class Solution {

public:

    int uniqueMorseRepresentations(vector<string>& words) {

        vector<string> morse{".-", "-...","-.-.","-..",".","..-.","--.","....","..",".---","-.-",".-..","--","-.","---",".--.","--.-",".-.","...","-","..-","...-",".--","-..-","-.--","--.."};

        unordered_set<string> s;//err..

        for(auto word:words)

        {

            string t = "";

            for(auto ch:word)

            {

                t += morse[ch-'a'];//errr...

            }

            s.insert(t);

        }

        return s.size();

    }

};

参考

1. Leetcode_easy_804. Unique Morse Code Words;

2. Grandyang;

完

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