from collections import defaultdict from itertools import combinations # 리스트 평탄화하는 함수 def Flatten(li): result = [] for item in li : if type(item) == tuple : result += Flatten(item) else : result += [item] return result def solution(orders, course): answer = [] combi = defaultdict(list) lists = defaultdict(int) for order in orders: order = sorted(order) # 알파벳 미리 정렬 for num in course : for i in co..
