1 # @Author:Mary
2 # @Time:2020/6/6 12:12
3 """
4 需求：猜拳游戏 finger-guessing game
5 玩家 （用户自己输入）vs 电脑 （随机出牌）
6 包含知识点：分支语句，import导入random模块，random.randint(1,4)，列表，分支语句if...
7 """
8
9 """
10 #方式一：游戏规则：剪刀石头布，一局定输赢！
11
12 #1，导入模块random
13 import random
14
15 #2，定义玩家和电脑的输入结果
16 finger = ["剪刀", "石头", "布"]
17 player = input("玩家请出拳：")
18 computer = random.choice(finger)
19 tip1 = print("电脑出的是：",random.choice(finger))
20
21 #3，按游戏规则比较列出分支语句，并打印出相应的游戏结果
22 if player == "剪刀" and computer == "石头":
23 print("再接再励！")
24 elif player == "剪刀" and computer == "布":
25 print("洪荒之力")
26 elif player == "石头" and computer == "剪刀":
27 print("洪荒之力")
28 elif player == "石头" and computer == "布":
29 print("再接再励！")
30 elif player == "布" and computer == "剪刀":
31 print("再接再励！")
32 elif player == "布" and computer == "石头":
33 print("洪荒之力")
34 else:
35 print("欧里给！")
36
37 #方式二：规则：一把定输赢
38 import random
39 finger = ["剪刀", "石头", "布"]
40 cp_list = [["剪刀", "布"], ["布", "石头"], ["石头", "剪刀"]]
41 player = input("玩家请出拳：")
42 computer = random.choice(finger)
43 print("电脑请出拳：", computer)
44 if [player, computer] in cp_list:
45 print("恭喜玩家赢了！这操作，666")
46 elif player == computer:
47 print("平局！欧里给！")
48 else:
49 print("玩家输了！失败是成功之母！")
50 """
51
52 #方式三:规则：三局两胜,玩家和电脑谁先赢两局，谁胜！
53
54 import random
55 finger = ["剪刀", "石头", "布"]
56 cp_list = [["剪刀", "布"], ["布", "石头"], ["石头", "剪刀"]]
57 computer = random.choice(finger) #在列表finger中任意选一个元素
58 a = 0
59 b = 0
60 while True:
61 if a < 2 and b < 2:
62 player = input("玩家请出拳：")
63 if player not in finger:
64 continue
65 print("电脑请出拳：", computer)
66 if [player, computer] in cp_list:
67 print("本局玩家胜！这操作，666")
68 a += 1
69 elif player == computer:
70 print("平局！欧里给！")
71 else:
72 print("本局玩家输了！失败是成功之母！")
73 b += 1
74 elif a == 2:
75 print("恭喜玩家获胜！")
76 break
77 else:
78 print("玩家太逊了，改行学Python吧！")
79 break
80
81
82 """
83 练习总结：
84 1，最开始按方式一中写的，代码量太多，可以按方式二中把必赢的组合作为列表放在一个大列表中
85 2，写三局两胜时，最开始把胜败局的次数放在了电脑出拳的后面，以至于没法判断局数，
86 以后要注意，涉及到次数判定，比如密码输入次数，转账失败次数要放在逻辑分支上面；
87 3，方式三中的最后两个分支忘了写break，导致死循环。
88 """
