Java-二位数组-五子棋

清疚 2023-02-21 12:49 25阅读 0赞

import java.util.Arrays;
    import java.util.Scanner;
    
    public class Demo06 {
    
    	public static void main(String[] args) {
    		try {
    	        Scanner sc = new Scanner(System.in);
    	        boolean finish = false; // 游戏是否结束
    	        int turn = 1; // 当前下棋者标记,1则PLAYER1下棋，-1则PLAYER2下棋
    	        int x = 0, y = 0; // 当前棋子的横纵坐标
    	        final char PLAYER1 = '*';// 玩家1使用的字符
    	        final char PLAYER2 = 'o';// 玩家2使用的字符
    	        final char EMPTY = '-';// 空棋盘使用的字符
    
    	        /* 棋盘初始化 */
    	        char checkerboard[][] = new char[10][10];
    	        for (int i = 0; i < checkerboard.length; i++) {
    	            Arrays.fill(checkerboard[i], EMPTY);
    	        }
    
    	        game : while (!finish) {
    	            /* 打印棋盘 */
    	            System.out.println("---------------------");
    	            System.out.println("  0 1 2 3 4 5 6 7 8 9");
    	            for (int i = 0; i < checkerboard.length; i++) {
    	                System.out.print(i + " ");
    	                for (int j = 0; j < checkerboard[i].length; j++) {
    	                    System.out.print(checkerboard[i][j] + " ");
    	                }
    	                System.out.println();
    	            }
    	            System.out.println("---------------------");
    
    	            /* 判断当前下棋者 */
    	            if (turn == 1) {
    	                System.out.println("请" + PLAYER1 + "输入棋子坐标：");
    	            } else {
    	                System.out.println("请" + PLAYER2 + "输入棋子坐标：");
    	            }
    
    	            /* 输入棋子坐标 */
    	            String str = sc.nextLine();
    
    	            x = Integer.parseInt(String.valueOf(str.charAt(0)));
    	            y = Integer.parseInt(String.valueOf(str.charAt(1)));
    
    	            /* 判断坐标是否在棋盘之内 */
    	            if (x < 0 || x > 8 || y < 0 || y > 8) {
    	                System.out.println("***您输入的坐标有误请重新输入！***");
    	                continue;
    	            }
    
    	            /* 判断坐标上是否有棋子 */
    	            if (checkerboard[x][y] == EMPTY) {
    	                if (turn == 1) {
    	                    checkerboard[x][y] = PLAYER1;
    	                } else {
    	                    checkerboard[x][y] = PLAYER2;
    	                }
    	            } else {
    	                System.out.println("***您输入位置已经有其他棋子，请重新选择！***");
    	                continue;
    	            }
    
    	            /* 五子棋输赢算法那*/
    	            for (int i = 0; i < checkerboard.length; i++) {
    	                for (int j = 0; j < checkerboard[i].length; j++) {
    	                    char flagch = checkerboard[i][j];
    	                    if (flagch == EMPTY) {// 如果此处没有棋子
    	                        continue;// 不进行输赢判断
    	                    }
    	                    /* 判断棋子左侧 */
    	                    if (y - 4 >= 0) {
    	                        if (checkerboard[i][j - 1] == flagch
    	                                && checkerboard[i][j - 2] == flagch
    	                                && checkerboard[i][j - 3] == flagch
    	                                && checkerboard[i][j - 4] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    
    	                    /* 判断棋子右侧 */
    	                    if (y + 4 <= 9) {
    	                        if (checkerboard[i][j + 1] == flagch
    	                                && checkerboard[i][j + 2] == flagch
    	                                && checkerboard[i][j + 3] == flagch
    	                                && checkerboard[i][j + 4] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                    /* 判断棋子上方 */
    	                    if (x - 4 >= 0) {
    	                        if (checkerboard[i - 1][j] == flagch
    	                                && checkerboard[i - 2][j] == flagch
    	                                && checkerboard[i - 3][j] == flagch
    	                                && checkerboard[i - 4][j] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                    /* 判断棋子下方 */
    	                    if (x + 4 <= 9) {
    	                        if (checkerboard[i + 1][j] == flagch
    	                                && checkerboard[i + 2][j] == flagch
    	                                && checkerboard[i + 3][j] == flagch
    	                                && checkerboard[i + 4][j] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                    /* 判断棋子西北 */
    	                    if (x - 4 >= 0 && y - 4 >= 0) {
    	                        if (checkerboard[i - 1][j - 1] == flagch
    	                                && checkerboard[i - 2][j - 2] == flagch
    	                                && checkerboard[i - 3][j - 3] == flagch
    	                                && checkerboard[i - 4][j - 4] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                    /* 判断棋子西南 */
    	                    if (x + 4 <= 9 && y - 4 >= 0) {
    	                        if (checkerboard[i + 1][j - 1] == flagch
    	                                && checkerboard[i + 2][j - 2] == flagch
    	                                && checkerboard[i + 3][j - 3] == flagch
    	                                && checkerboard[i + 4][j - 4] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                    /* 判断棋子东北 */
    	                    if (x - 4 >= 0 && y + 4 <= 9) {
    	                        if (checkerboard[i - 1][j + 1] == flagch
    	                                && checkerboard[i - 2][j + 2] == flagch
    	                                && checkerboard[i - 3][j + 3] == flagch
    	                                && checkerboard[i - 4][j + 4] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                    /* 判断棋子东南 */
    	                    if (x + 4 <= 9 && y + 4 <= 9) {
    	                        if (checkerboard[i + 1][j + 1] == flagch
    	                                && checkerboard[i + 2][j + 2] == flagch
    	                                && checkerboard[i + 3][j + 3] == flagch
    	                                && checkerboard[i + 4][j + 4] == flagch) {
    	                            finish = true;
    	                            break game;
    	                        }
    	                    }
    	                }
    	            }
    	            turn *= -1; // 更换下棋者标记
    	        }
    
    	        /* 输出最后胜利的棋盘 */
    	        System.out.println("---------------------");
    	        System.out.println("  0 1 2 3 4 5 6 7 8 9");
    	        for (int i = 0; i < checkerboard.length; i++) {
    	            System.out.print(i + " ");
    	            for (int j = 0; j < checkerboard[i].length; j++) {
    	                System.out.print(checkerboard[i][j] + " ");
    	            }
    	            System.out.println();
    	        }
    	        System.out.println("---------------------");
    	        /* 输出赢家 */
    	        if (turn == 1) {
    	            System.out.println("*棋胜利！");
    	        } else {
    	            System.out.println("o棋胜利！");
    	        }
    	        sc.close();
    			
    		} catch (Exception e) {
    			System.out.println("游戏异常退出！");
    		}
    
    		    }
    	}