PROGRAMMERS 42578: 위장

Link : programmers.co.kr/learn/courses/30/lessons/42578

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Python

def solution(clothes):
    data = dict()
    for i in clothes:
        if i[1] not in data:
            data[i[1]] = 1
        else:
            data[i[1]] += 1
    total = 1
    for i in data:
        total *= (data[i] + 1)
    return total - 1

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