用java实现简易五子棋小游戏，双人+输赢判断

游戏开始截图

游戏进行中截图

游戏结束截图

小游戏代码如下

public class Qi{

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        boolean finth = false; // 游戏是否结束
        int turn = 1; // 当前下棋者标记,1则玩家一下棋，-1则玩家二下棋
        int x = 0, y = 0; // 当前棋子的横纵坐标
        final char PLAYER1 = '*';// 玩家1的字符
        final char PLAYER2 = 'o';// 玩家2的字符
        final char nel = '-';// 空棋盘使用的字符

        
        char qipan[][] = new char[10][10];
        for (int i = 0; i < qipan.length; i++) {
            Arrays.fill(qipan[i], nel);
        }

        game : while (!finth) {
            
            System.out.println("---------------------");
            System.out.println("  0 1 2 3 4 5 6 7 8 9");
            for (int i = 0; i < qipan.length; i++) {
                System.out.print(i + " ");
                for (int j = 0; j < qipan[i].length; j++) {
                    System.out.print(qipan[i][j] + " ");
                }
                System.out.println();
            }
            System.out.println("---------------------");

            
            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：");
            }

            
            String str = sc.nextLine();

            x = Integer.parseInt(String.valueOf(str.charAt(0)));
            y = Integer.parseInt(String.valueOf(str.charAt(1)));

            
            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;
            }

            
            if (qipan[x][y] == nel) {
                if (turn == 1) {
                    qipan[x][y] = PLAYER1;
                } else {
                    qipan[x][y] = PLAYER2;
                }
            } else {
                System.out.println("您输入位置已经有棋子，请重新选择！");
                continue;
            }

            
            for (int i = 0; i < qipan.length; i++) {
                for (int j = 0; j < qipan[i].length; j++) {
                    char flagch = qipan[i][j];
                    if (flagch == nel) {// 如果此处没有棋子
                        continue;// 不进行输赢判断
                    }
                    
                    if (y - 4 >= 0) {
                        if (qipan[i][j - 1] == flagch
                                && qipan[i][j - 2] == flagch
                                && qipan[i][j - 3] == flagch
                                && qipan[i][j - 4] == flagch) {
                            finth = true;
                            break game;
                        }
                    }

                    
                    if (y + 4 <= 9) {
                        if (qipan[i][j + 1] == flagch
                                && qipan[i][j + 2] == flagch
                                && qipan[i][j + 3] == flagch
                                && qipan[i][j + 4] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                    
                    if (x - 4 >= 0) {
                        if (qipan[i - 1][j] == flagch
                                && qipan[i - 2][j] == flagch
                                && qipan[i - 3][j] == flagch
                                && qipan[i - 4][j] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                    
                    if (x + 4 <= 9) {
                        if (qipan[i + 1][j] == flagch
                                && qipan[i + 2][j] == flagch
                                && qipan[i + 3][j] == flagch
                                && qipan[i + 4][j] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                    
                    if (x - 4 >= 0 && y - 4 >= 0) {
                        if (qipan[i - 1][j - 1] == flagch
                                && qipan[i - 2][j - 2] == flagch
                                && qipan[i - 3][j - 3] == flagch
                                && qipan[i - 4][j - 4] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                    
                    if (x + 4 <= 9 && y - 4 >= 0) {
                        if (qipan[i + 1][j - 1] == flagch
                                && qipan[i + 2][j - 2] == flagch
                                && qipan[i + 3][j - 3] == flagch
                                && qipan[i + 4][j - 4] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                    
                    if (x - 4 >= 0 && y + 4 <= 9) {
                        if (qipan[i - 1][j + 1] == flagch
                                && qipan[i - 2][j + 2] == flagch
                                && qipan[i - 3][j + 3] == flagch
                                && qipan[i - 4][j + 4] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                    
                    if (x + 4 <= 9 && y + 4 <= 9) {
                        if (qipan[i + 1][j + 1] == flagch
                                && qipan[i + 2][j + 2] == flagch
                                && qipan[i + 3][j + 3] == flagch
                                && qipan[i + 4][j + 4] == flagch) {
                            finth = true;
                            break game;
                        }
                    }
                }
            }
            turn *= -1; // 更换玩家
        }

        
        System.out.println("---------------------");
        System.out.println("  0 1 2 3 4 5 6 7 8 9");
        for (int i = 0; i < qipan.length; i++) {
            System.out.print(i + " ");
            for (int j = 0; j < qipan[i].length; j++) {
                System.out.print(qipan[i][j] + " ");
            }
            System.out.println();
        }
        System.out.println("---------------------");
        
        if (turn == 1) {
            System.out.println("*棋胜利！");
        } else {
            System.out.println("o棋胜利！");
        }
        sc.close();
    }
}

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