위장

from functools import reduce

def solution(clothes):
    answer = 0
    dic = {}
    
    for cloth in clothes:
        if cloth[1] in dic:#딕셔너리에 있으면 갯수 추가
            dic.update({cloth[1]:dic.get(cloth[1])+1})
        else:#딕셔너리에 없으면 추가
            dic[cloth[1]] = 2
    
    
    li = list(dic.values())
    answer = reduce(lambda x, y: x * y, li)-1
    print(answer)

    return answer