enumerate可以快速索引列表

qiang_jin_jiu = ["君不见\n",                 "黄河之水天上来\n",                 "奔流到海不复回\n",                 "君不见,\n",                 "高堂明镜悲白发\n",                 "朝如青丝暮成雪\n",                 "人生得意须尽欢\n",                 "莫使金樽空对月\n",                 "天生我才必有用\n",                 "千金散尽复还来\n",                 "烹羊宰牛且为乐\n",                 "岑夫子\n",                 "丹丘生\n",                 "将进酒\n",                 "杯莫停\n",                 "与君歌一曲\n",                 "请君为我倾耳听\n",                 "钟鼓馔玉不足贵\n",                 "但愿长醉不愿醒\n",                 "古来圣贤皆寂寞\n",                 "惟有饮者留其名\n",                 "陈王昔时宴平乐\n",                 "斗酒十千恣欢虐\n",                 "主人何为言少钱\n",                 "径须沽取对君酌\n",                 "五花马,\n",                 "千金裘,\n",                 "忽而唤出换美酒,\n",                 "与尔同销万古愁\n"]line_sum = Nonefor index, line in enumerate(qiang_jin_jiu):    print(index+1, line)    line_sum = indexprint("将进酒共有%d句"%(line_sum+1))def printjiu(num):    print("*"*30)    print(qiang_jin_jiu[num-1])    print("*"*30)def main():    num = int(input("请输入需要打印的行号:"))    printjiu(num)if __name__ == '__main__':    main()复制代码