[프로그래머스/python] 문자열 내림차순으로 배치하기

 

def solution(s):
    answer = []
    answer_s = []
    
    for i in list(s):
        answer_s.append(ord(i))
    
    answer_s = sorted(answer_s)
    
    for i in answer_s:
        answer.append(chr(i))
    
    return "".join(answer)[::-1]