［AtCoder］ABC-131｜A - Security

設問ページ

• 🔗ABC-131 A - Security

提出結果

def getString():
    return input()


def main():
    s = list(getString())

    f = True
    for i in range(len(s) - 1):
        if s[i] == s[i + 1]:
            f = False
            break
    print('Good' if f else 'Bad')


if __name__ == "__main__":
    main()