P1055 [NOIP 2008 普及组] ISBN 号码 python解答

isbn = str(input())

def gaigeshi(isbn):
    a = [i for i in isbn.replace('-','')]  #去掉‘-’
    qian_nine = a[:9]  #提取前9位
    b = sum([(index+1)*int(value) for index,value in enumerate(qian_nine)]) #求和
    shibiema = b % 11 #求余数
    if shibiema == 10: 
        shibiema = 'X'
    else:
        shibiema = str(shibiema)
    if shibiema == isbn[-1]:  
        return 'Right'
    else:
        return isbn[:-1] + shibiema

print(gaigeshi(isbn))