89. Unique Morse Code Words

https://leetcode.com/problems/unique-morse-code-words/description/

Unique Morse Code Words - LeetCode

리스트로 입력받은 단어들을 모스부호로 변환한 후, 중복 제거

class Solution:
    def uniqueMorseRepresentations(self, words: List[str]) -> int:
        alpha = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
        morse = [".-","-...","-.-.","-..",".","..-.","--.","....","..",".---","-.-",".-..","--","-.","---",".--.","--.-",".-.","...","-","..-","...-",".--","-..-","-.--","--.."]
        encode = dict(zip(alpha, morse))
        out = []
        for i in words:
            word = ""
            for j in i:
                word = word + encode[j]
            if word not in out:
                out.append(word)
        return len(out)