문제 링크
풀이 과정
전체 코드
from itertools import combinations
from collections import Counter
def solution(orders, course):
answer = list()
for course_num in course:
menu_combs = list()
for order in orders:
menu_comb = combinations(sorted(order), course_num)
menu_combs.extend(menu_comb)
comb_counter = Counter(menu_combs)
if (len(comb_counter) != 0) and (max(comb_counter.values()) >= 2):
max_num = max(comb_counter.values())
for comb, count in comb_counter.items():
if count == max_num:
answer.append("".join(comb))
return sorted(answer)
Python
복사