五子棋

复制import numpy as np

# 五子棋棋盘 15x15，0=空 1=黑 2=白
board = np.zeros((15, 15), dtype=int)

# 简易 AI：检查是否有连续四子可堵，否则随机落子
def ai_move(board, player=1):
    opponent = 2 if player == 1 else 1
    
    # 检查对手是否有活四或冲四
    for r in range(15):
        for c in range(15):
            if board[r][c] != 0:
                continue
            # 模拟落子后检查是否形成四子
            board[r][c] = opponent
            if check_win(board, opponent):
                board[r][c] = 0
                return (r, c)  # 堵住
            board[r][c] = 0
    
    # 随机落子（简单策略）
    empty = [(r, c) for r in range(15) for c in range(15) if board[r][c] == 0]
    return empty[np.random.randint(len(empty))] if empty else None

def check_win(board, player):
    # 检查四个方向是否有五子连珠
    for r in range(15):
        for c in range(15):
            if board[r][c] != player:
                continue
            # 水平
            if c <= 10 and all(board[r][c+i] == player for i in range(5)):
                return True
            # 垂直
            if r <= 10 and all(board[r+i][c] == player for i in range(5)):
                return True
            # 主对角线
            if r <= 10 and c <= 10 and all(board[r+i][c+i] == player for i in range(5)):
                return True
            # 副对角线
            if r <= 10 and c >= 4 and all(board[r+i][c-i] == player for i in range(5)):
                return True
    return False

# 示例：黑棋下在 (7,7)
board[7][7] = 1
move = ai_move(board, 2)
print(f"AI 落子位置: {move}")  # 输出类似 (7,8)

复制package main

import (
	"fmt"
	"math/rand"
)

const size = 15

type Board [size][size]int // 0=空 1=黑 2=白

// 检查五子连珠
func checkWin(b *Board, player int) bool {
	dirs := [][2]int{{0, 1}, {1, 0}, {1, 1}, {1, -1}}
	for r := 0; r < size; r++ {
		for c := 0; c < size; c++ {
			if b[r][c] != player {
				continue
			}
			for _, d := range dirs {
				count := 1
				for i := 1; i < 5; i++ {
					nr, nc := r+i*d[0], c+i*d[1]
					if nr < 0 || nr >= size || nc < 0 || nc >= size {
						break
					}
					if b[nr][nc] != player {
						break
					}
					count++
				}
				if count >= 5 {
					return true
				}
			}
		}
	}
	return false
}

// 简易 AI：堵四子或随机
func aiMove(b *Board, player int) (int, int) {
	opponent := 2
	if player == 2 {
		opponent = 1
	}

	// 检查对手是否有活四
	for r := 0; r < size; r++ {
		for c := 0; c < size; c++ {
			if b[r][c] != 0 {
				continue
			}
			b[r][c] = opponent
			if checkWin(b, opponent) {
				b[r][c] = 0
				return r, c
			}
			b[r][c] = 0
		}
	}

	// 随机落子
	var empty [][2]int
	for r := 0; r < size; r++ {
		for c := 0; c < size; c++ {
			if b[r][c] == 0 {
				empty = append(empty, [2]int{r, c})
			}
		}
	}
	if len(empty) == 0 {
		return -1, -1
	}
	move := empty[rand.Intn(len(empty))]
	return move[0], move[1]
}

func main() {
	var board Board
	board[7][7] = 1 // 黑棋下在 (7,7)
	r, c := aiMove(&board, 2)
	fmt.Printf("AI 落子: (%d,%d)\n", r, c) // 输出类似 (7,8)
}

复制// 五子棋棋盘 15x15，0=空 1=黑 2=白
const SIZE = 15;
const board = Array.from({ length: SIZE }, () => Array(SIZE).fill(0));

// 检查五子连珠
function checkWin(board, player) {
  const dirs = [[0,1],[1,0],[1,1],[1,-1]];
  for (let r = 0; r < SIZE; r++) {
    for (let c = 0; c < SIZE; c++) {
      if (board[r][c] !== player) continue;
      for (const [dr, dc] of dirs) {
        let count = 1;
        for (let i = 1; i < 5; i++) {
          const nr = r + i * dr, nc = c + i * dc;
          if (nr < 0 || nr >= SIZE || nc < 0 || nc >= SIZE) break;
          if (board[nr][nc] !== player) break;
          count++;
        }
        if (count >= 5) return true;
      }
    }
  }
  return false;
}

// 简易 AI：堵四子或随机
function aiMove(board, player) {
  const opponent = player === 1 ? 2 : 1;
  
  // 检查对手是否有活四
  for (let r = 0; r < SIZE; r++) {
    for (let c = 0; c < SIZE; c++) {
      if (board[r][c] !== 0) continue;
      board[r][c] = opponent;
      if (checkWin(board, opponent)) {
        board[r][c] = 0;
        return [r, c];
      }
      board[r][c] = 0;
    }
  }
  
  // 随机落子
  const empty = [];
  for (let r = 0; r < SIZE; r++) {
    for (let c = 0; c < SIZE; c++) {
      if (board[r][c] === 0) empty.push([r, c]);
    }
  }
  return empty[Math.floor(Math.random() * empty.length)] || null;
}

// 示例：黑棋下在 (7,7)
board[7][7] = 1;
const move = aiMove(board, 2);
console.log(`AI 落子: (${move[0]},${move[1]})`); // 输出类似 (7,8)