［AtCoder］ABC-355｜A - Who Ate the Cake?

設問ページ

• 🔗ABC-355 A - Who Ate the Cake?

提出結果

def getIntMap():
    return map(int, input().split())


def main():
    a, b = getIntMap()

    if a == b:
        print(-1)
    else:
        print(6 - (a + b))


if __name__ == "__main__":
    main()