用python编写一个字符界面的五子棋人机对战程序，游戏难度中等,代码简单

好的，我可以给你提供一个简单的五子棋人机对战程序。这个程序使用Python的Tkinter库来创建字符界面，并使用Minimax算法作为AI。这个程序的难度可以被调整为中等。

代码如下：

import tkinter as tk
import random

# 创建棋盘
def create_board():
    board = []
    for i in range(15):
        row = []
        for j in range(15):
            row.append(0)
        board.append(row)
    return board

# 判断胜利
def check_win(board, player):
    for i in range(15):
        for j in range(11):
            if board[i][j] == player and board[i][j+1] == player and board[i][j+2] == player and board[i][j+3] == player and board[i][j+4] == player:
                return True
    for i in range(11):
        for j in range(15):
            if board[i][j] == player and board[i+1][j] == player and board[i+2][j] == player and board[i+3][j] == player and board[i+4][j] == player:
                return True
    for i in range(11):
        for j in range(11):
            if board[i][j] == player and board[i+1][j+1] == player and board[i+2][j+2] == player and board[i+3][j+3] == player and board[i+4][j+4] == player:
                return True
    for i in range(11):
        for j in range(4, 15):
            if board[i][j] == player and board[i+1][j-1] == player and board[i+2][j-2] == player and board[i+3][j-3] == player and board[i+4][j-4] == player:
                return True
    return False

# 计算得分
def calculate_score(board, player):
    score = 0
    for i in range(15):
        for j in range(11):
            if board[i][j] == player and board[i][j+1] == player and board[i][j+2] == player and board[i][j+3] == player and board[i][j+4] == 0:
                score += 100
            if board[i][j] == 0 and board[i][j+1] == player and board[i][j+2] == player and board[i][j+3] == player and board[i][j+4] == player:
                score += 100
            if board[i][j] == player and board[i][j+1] == 0 and board[i][j+2] == player and board[i][j+3] == player and board[i][j+4] == player:
                score += 100
            if board[i][j] == player and board[i][j+1] == player and board[i][j+2] == 0 and board[i][j+3] == player and board[i][j+4] == player:
                score += 100
            if board[i][j] == player and board[i][j+1] == player and board[i][j+2] == player and board[i][j+3] == player and board[i][j+4] == player:
                score += 1000
    for i in range(11):
        for j in range(15):
            if board[i][j] == player and board[i+1][j] == player and board[i+2][j] == player and board[i+3][j] == player and board[i+4][j] == 0:
                score += 100
            if board[i][j] == 0 and board[i+1][j] == player and board[i+2][j] == player and board[i+3][j] == player and board[i+4][j] == player:
                score += 100
            if board[i][j] == player and board[i+1][j] == 0 and board[i+2][j] == player and board[i+3][j] == player and board[i+4][j] == player:
                score += 100
            if board[i][j] == player and board[i+1][j] == player and board[i+2][j] == 0 and board[i+3][j] == player and board[i+4][j] == player:
                score += 100
            if board[i][j] == player and board[i+1][j] == player and board[i+2][j] == player and board[i+3][j] == player and board[i+4][j] == player:
                score += 1000
    for i in range(11):
        for j in range(11):
            if board[i][j] == player and board[i+1][j+1] == player and board[i+2][j+2] == player and board[i+3][j+3] == player and board[i+4][j+4] == 0:
                score += 100
            if board[i][j] == 0 and board[i+1][j+1] == player and board[i+2][j+2] == player and board[i+3][j+3] == player and board[i+4][j+4] == player:
                score += 100
            if board[i][j] == player and board[i+1][j+1] == 0 and board[i+2][j+2] == player and board[i+3][j+3] == player and board[i+4][j+4] == player:
                score += 100
            if board[i][j] == player and board[i+1][j+1] == player and board[i+2][j+2] == 0 and board[i+3][j+3] == player and board[i+4][j+4] == player:
                score += 100
            if board[i][j] == player and board[i+1][j+1] == player and board[i+2][j+2] == player and board[i+3][j+3] == player and board[i+4][j+4] == player:
                score += 1000
    for i in range(11):
        for j in range(4, 15):
            if board[i][j] == player and board[i+1][j-1] == player and board[i+2][j-2] == player and board[i+3][j-3] == player and board[i+4][j-4] == 0:
                score += 100
            if board[i][j] == 0 and board[i+1][j-1] == player and board[i+2][j-2] == player and board[i+3][j-3] == player and board[i+4][j-4] == player:
                score += 100
            if board[i][j] == player and board[i+1][j-1] == 0 and board[i+2][j-2] == player and board[i+3][j-3] == player and board[i+4][j-4] == player:
                score += 100
            if board[i][j] == player and board[i+1][j-1] == player and board[i+2][j-2] == 0 and board[i+3][j-3] == player and board[i+4][j-4] == player:
                score += 100
            if board[i][j] == player and board[i+1][j-1] == player and board[i+2][j-2] == player and board[i+3][j-3] == player and board[i+4][j-4] == player:
                score += 1000
    return score

# AI 
def minimax(board, depth, player):
    if depth == 0:
        return None, calculate_score(board, 2)
    if player == 2:
        best_score = float('-inf')
        best_move = None
        for i in range(15):
            for j in range(15):
                if board[i][j] == 0:
                    board[i][j] = 2
                    score = minimax(board, depth-1, 1)[1]
                    board[i][j] = 0
                    if score > best_score:
                        best_score = score
                        best_move = (i, j)
        return best_move, best_score
    else:
        best_score = float('inf')
        best_move = None
        for i in range(15):
            for j in range(15):
                if board[i][j] == 0:
                    board[i][j] = 1
                    score = minimax(board, depth-1, 2)[1]
                    board[i][j] = 0
                    if score < best_score:
                        best_score = score
                        best_move = (i, j)
        return best_move, best_score

# 让AI下棋
def ai_turn(board):
    move = minimax(board, 3, 2)[0]
    board[move[0]][move[1]] = 2
    return move[0], move[1]

# 棋盘点击事件
def board_click(event):
    global board, player_turn, game_over
    if game_over:
        return
    x = event.x // 30
    y = event.y // 30
    if board[y][x] != 0:
        return
    board[y][x] = 1
    player_turn = False
    if check_win(board, 1):
        game_over = True
        canvas.create_text(225, 225, text='You win!', font=('Helvetica', 32), fill='red')
        return
    if not any(0 in row for row in board):
        game_over = True
        canvas.create_text(225, 225, text='Tie game!', font=('Helvetica', 32), fill='red')
        return
    x, y = ai_turn(board)
    canvas.create_oval(x*30+5, y*30+5, x*30+25, y*30+25, fill='black')
    if check_win(board, 2):
        game_over = True
        canvas.create_text(225, 225, text='You lose!', font=('Helvetica', 32), fill='red')
        return
    if not any(0 in row for row in board):
        game_over = True
        canvas.create_text(225, 225, text='Tie game!', font=('Helvetica', 32), fill='red')
        return

# 创建窗口
window = tk.Tk()
window.title('Five in a Row')
window.geometry('450x450')

# 创建棋盘
board = create_board()

# 创建画布
canvas = tk.Canvas(window, width=450, height=450, bg='white')
canvas.pack()

# 画棋盘
for i in range(15):
    canvas.create_line(15+i*30, 15, 15+i*30, 435)
    canvas.create_line(15, 15+i*30, 435, 15+i*30)

# 点击事件
canvas.bind('<Button-1>', board_click)

# 游戏变量
player_turn = bool(random.getrandbits(1))
game_over = False

# 让AI先下
if not player_turn:
    x, y = ai_turn(board)
    canvas.create_oval(x*30+5, y*30+5, x*30+25, y*30+25, fill='black')

# 运行程序
window.mainloop()

运行程序后将会弹出一个棋盘界面。玩家可以用鼠标点击棋盘上的空格来下棋，黑色表示AI下的棋。当一方获得五个棋子连成一条线时，游戏结束并打印胜利者。如果棋盘被下满，游戏将以平局结束。