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  • Python学习0309作业

    # @Author:lsj
    # @version V1.0
    # -*- coding:UTF-8 -*-
    # 作业(必做题):
    
    # # 1. 使用while循环输出1 2 3 4 5 6     8 9 10
    # count = 1
    # while count <= 10:
    #     if count != 7:
    #         # print("使用while循环输出:{x}".format(x=count))
    #         print(count)
    #     else:
    #         print()
    #     count += 1
    
    # #2. 求1-100的所有数的和
    # num = 1
    # count = 0
    # while num <= 100:
    #     count += num
    #     num += 1
    # print("2. 求1-100的所有数的和:%d" % count)
    
    # #3. 输出 1-100 内的所有奇数
    # num = 1
    # while num <= 100:
    #     if num % 2 == 1:
    #         print("3. 输出 1-100 内的所有奇数:{n}".format(n = num))
    #     num += 1
    
    # #4. 输出 1-100 内的所有偶数
    # num = 1
    # while num <= 100:
    #     if num % 2 == 0:
    #         res = f'4. 输出 1-100 内的所有偶数:{num}'
    #         print(res)
    #     num += 1
    
    # #5. 求1-2+3-4+5 ... 99的所有数的和
    # num = 1
    # count = 0
    # while num <= 99:
    #     if num % 2 == 1:
    #         count += num
    #     elif num % 2 == 0:
    # #        count += (-num)
    #         count -= num
    #     num += 1
    # print("#5. 求1-2+3-4+5 ... 99的所有数的和:%d" % count)
    
    # #6. 用户登陆(三次机会重试)
    # user = ["lsj",123]
    # count = 0
    # while count <= 3:
    #     if count == 3:
    #         print("请重试!!!")
    #         count = 0
    #     username = input("请输入您的账号:")
    #     password = int(input("请输入您的密码:"))
    #     if username == user[0] and password == user[1]:
    #         print("登录成功!!")
    #         break
    #     else:
    #         print("登录失败!!!")
    #     count += 1
    
    """
    #7:猜年龄游戏
        要求:
        允许用户最多尝试3次,3次都没猜对的话,就直接退出,如果猜对了,打印恭喜信息并退出
    """
    # age = 18
    # count = 0
    # while count <= 3:
    #     if count == 3:
    #         print("没有猜中!")
    #         break
    #     input_age= int(input("请输出您要猜的年龄:"))
    #     if input_age == age:
    #         print("恭喜您猜对了!!!")
    #         break
    #     count += 1
    
    """
    #8:猜年龄游戏升级版(选做题)
    要求:
        允许用户最多尝试3次
        每尝试3次后,如果还没猜对,就问用户是否还想继续玩,如果回答Y或y, 就继续让其猜3次,以此往复,如果回答N或n,就退出程序
        如何猜对了,就直接退出
    """
    # age = 18
    # count = 0
    # while count <= 3:
    #     if count == 3:
    #         answer = input("您是否还要玩?回答Y或y是继续玩,回答N或n可退出!!!")
    #         if answer == 'Y' or answer == 'y':
    #             count = 0
    #         elif answer == 'N' or answer == 'n':
    #             count = 4
    #             break
    #     input_age = int(input("请输入您猜的年龄:"))
    #     if input_age == age:
    #         print("恭喜你猜对了!!")
    #         break
    #     count += 1
    # print("欢迎您下次再来")
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  • 原文地址:https://www.cnblogs.com/liunaixu/p/12449794.html
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