无聊用集合形式随便写个井字棋小游戏玩玩

Stubborn

只要你不作弊，肯定赢不了的井字棋，你咸鱼好久了，开始冒泡啦？

1. # -*- coding: utf-8 -*-
   
2. # !/usr/bin/python3
   
3. """
   
4. @ Version : ??
   
5. @ Author : Alex
   
6. @ Software : Pycharm
   
7. @ Time : 2020/3/21 下午8:30
   
8. """
   
9. 
   
10. 
    
11. MARKERS = ['_', 'O', 'X']
    
12. PRINTING_TRIADS = ((0, 1, 2), (3, 4, 5), (6, 7, 8))
    
13. 
    
14. 
    
15. def view_bar():
    
16. 
    
17.     import time, sys
    
18.     for i in range(21):
    
19.         sys.stdout.write('\r%s > %d%%' % ("#" * i, int((i / 20) * 100)))
    
20.         sys.stdout.flush()
    
21.         time.sleep(0.05)
    
22. 
    
23. 
    
24. def vacancy(board):
    
25.     """棋盘是还有空位"""
    
26.     return 0 in board
    
27. 
    
28. 
    
29. def winner(board):
    
30.     """是否有获胜者
    
31.         1,-1 有胜负
    
32.         0 表示没有胜负，没有结束，或者平局
    
33.     """
    
34.     lines = [board[0:3], board[3:6], board[6:9], board[0::3], board[1::3], board[2::3], board[0::4], board[2:7:2]]
    
35.     return 1 if [1] * 3 in lines else -1 if [-1] * 3 in lines else 0
    
36. 
    
37. 
    
38. def score(board, player=-1, next_player=1, alpha=-2, beta=2):
    
39.     win = winner(board)
    
40.     if win != 0:
    
41.         return win
    
42.     if not vacancy(board):
    
43.         return 0
    
44.     for move in range(9):
    
45.         if board[move] == 0:
    
46.             board[move] = player
    
47.             val = score(board, next_player, player)
    
48.             board[move] = 0
    
49.             if player == 1:
    
50.                 alpha = max(val, alpha)
    
51.             beta = min(val, beta)
    
52.     return alpha if player == 1 else beta
    
53. 
    
54. 
    
55. def moves(board):
    
56.     scores = 0
    
57.     mo = 0
    
58.     for move in range(9):
    
59.         '''找出空位，计算当前棋局得分'''
    
60.         if board[move] == 0:
    
61.             board[move] = 1
    
62.             val = score(board)
    
63.             board[move] = 0
    
64.             '''记录最高分，和位置'''
    
65.             mo = move if val >= scores else mo
    
66. 
    
67.     return mo
    
68. 
    
69. 
    
70. def board_print(board):
    
71.     """打印当前棋盘"""
    
72.     for row in PRINTING_TRIADS:
    
73.         r = ' '
    
74.         for hole in row:
    
75.             r += MARKERS[board[hole]] + ' '
    
76.         print(r)
    
77. 
    
78. 
    
79. def main():
    
80.     """
    
81.     程序主入口
    
82.     """
    
83.     # 决定先手
    
84.     next_move = "PLAYER"
    
85.     opt = input("输入'C'电脑先手，否则默认玩家先手,友情提示(如果下不赢，可以输入下面作弊代码！\nCopy代码：I love Fishc\n请输入：")
    
86.     if opt in ['C', 'c']:
    
87.         next_move = "COMPUTER"
    
88. 
    
89.     # 初始化棋盘
    
90.     board = [0 for _ in range(9)]
    
91. 
    
92.     # Go 开始游戏,
    
93.     while vacancy(board) and winner(board) == 0:
    
94.         board_print(board)
    
95. 
    
96.         if next_move == "PLAYER" and vacancy(board):
    
97.             """处理落子无效位置，超出范围，以及有子"""
    
98.             try:
    
99.                 location = int(input("请输入你要落子的位置(1-9)：")) - 1
    
100.                 assert board[location] == 0
     
101.                 assert -1 < location < 9
     
102.                 board[location] = -1
     
103.                 next_move = "COMPUTER"
     
104.             except (ValueError, AssertionError, IndexError):
     
105.                 print("输入有误，重新落子")
     
106.         if opt == 'I love Fishc':
     
107.             print('鱼友最可爱了')
     
108.             location = board.index(0)
     
109.             print("\nComputer最终决定下在", location + 1)
     
110.             board[location] = 1
     
111.             next_move = "PLAYER"
     
112. 
     
113.         elif next_move == "COMPUTER" and vacancy(board):
     
114.             print('COMPUTER正在开启暴力搜索\t')
     
115.             view_bar()
     
116.             location = moves(board)
     
117.             print("\nComputer最终决定下在", location + 1)
     
118.             board[location] = 1
     
119. 
     
120.             next_move = "PLAYER"
     
121. 
     
122.     # 输出结果
     
123.     board_print(board)
     
124.     print('这次游戏是', ["平局", "Computer赢了", "你赢了"][winner(board)])

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