public class main {
    public static void main(String[] args)
    {
        game var1,var2;
        var1 = new game();
        var2 = new game();
        var1.init();
        var1.print();
        int i;
        for (i=1;i<5;i++)
        {
            if (i%2!=0)
            {   var2.update(var1);
                var2.print();
            }
            else
            {
                var1.update(var2);
                var1.print();
            }
        }
    }
}

///

public class game {
    private cell arr1[][];
    private final static int size=17;

    game(){
        arr1 = new cell[size][size];
        for (int i = 0; i < size; i++) {
            for (int j = 0; j < size; j++)
                arr1[i][j] = new white(i,j);
        }
    }
    void init () {
        arr1[3][8] = new black(3, 8);
        arr1[4][7] = new black(4, 7);
        arr1[5][7] = new black(5, 7);
        arr1[5][8] = new black(5, 8);
        arr1[5][9] = new black(5, 9);
        arr1[10][7] = new black(10, 7);
        arr1[10][8] = new black(10, 8);
        arr1[10][9] = new black(10, 9);
        arr1[11][7] = new black(11, 7);
        arr1[12][8] = new black(12, 8);
        arr1[3][2] = new black(3, 2);
        arr1[4][3] = new black(4, 3);
        arr1[5][1] = new black(5, 1);
        arr1[5][2] = new black(5, 2);
        arr1[5][3] = new black(5, 3);
        arr1[9][1] = new black(9, 1);
        arr1[9][2] = new black(9, 2);
        arr1[9][3] = new black(9, 3);
        arr1[10][3] = new black(10, 3);
        arr1[11][2] = new black(11, 2);
    }

    public void update(game m)
    {
        int i,j;
        for(i=1;i<size-1;i++)
        {
            for (j=1;j<size-1;j++)
            {
                arr1[i][j] = m.arr1[i][j].getNextColor(m.arr1);
            }
        }

    }

    public void print() {
        for (int i=1; i<16; i++) {
            for (int j=1; j<16; j++)
                if(arr1[i][j].who() == 1)
                    System.out.print("X" + " ");
                else
                    System.out.print("-" + " ");
            System.out.println();
        }
        System.out.println();
    }

}

///

public abstract class cell {
    public int x, y;

    public cell(int x, int y) {
        this.x = x;
        this.y = y;
    }
    abstract int who();
    abstract cell getNextColor(cell[][] a);

    public int neighbours(cell[][] a) {
        int i, j, count;
        count = 0;
        for (i = -1; i < 2; i++) {
            for (j = -1; j < 2; j++) {
                count += a[x + i][y + j].who();
            }
        }
        count -= a[x][y].who();
        return count;
    }

}

///

public class black extends cell {

    public black(int x, int y) {
        super(x, y);
    }
    public int who() { return 1; }
    cell getNextColor(cell[][] arr1)
    {
        int count = neighbours(arr1);
        if (count == 2 || count == 3)
            return this;
        return new white(x, y);
    }
}

///

public class white extends cell {
    public white(int x, int y) {
        super(x,y);
    }
    public int who() { return 0; }
    cell getNextColor(cell[][] arr1)
    {
        int count = neighbours(arr1);
        if (count==3)
            return new black(x,y);
        return this;
    }
}