[Programmers] 카드 뭉치

Python

def solution(cards1, cards2, goal):
    answer = ''
    card1 = 0
    card2 = 0
    for i in goal:
        if card1 < len(cards1) and i == cards1[card1]:
            card1 += 1
        elif card2 < len(cards2) and i == cards2[card2]:
            card2 += 1
        else:
            return "No"

    return "Yes"