

# https://school.programmers.co.kr/learn/courses/30/lessons/120838
# programmers, level0: 모스부호(1), python3
def solution(letter: str) -> str:
    morse = { 
        '.-':'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'
    }
    
    return ''.join(map(str, [morse[x] for x in letter.split()]))
