【Leetcode_easy】804. Unique Morse Code Words

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