Algorithm

문제https://school.programmers.co.kr/learn/courses/30/lessons/131128풀이 1 (오답)def solution(X, Y): num = '' Y = list(Y) for x in X: if x in Y: num += x Y.remove(x) num = ''.join(sorted(num, reverse=True)) if not num: return '-1' elif num[0] == '0' and num[-1] == '0': return '0' return num가나다라