import java.util.Scanner;

public class Reversi {
	public static final int GRID_SIZE = 6; // should be even, greater than 2
	public static final int X = 1;
	public static final int O = 2;

	public static void main(String[] args) {

		int[][] grid = new int[GRID_SIZE][GRID_SIZE];

		grid[GRID_SIZE / 2][GRID_SIZE / 2] = X;
		grid[GRID_SIZE / 2 - 1][GRID_SIZE / 2 - 1] = X;
		grid[GRID_SIZE / 2 - 1][GRID_SIZE / 2] = O;
		grid[GRID_SIZE / 2 ][GRID_SIZE / 2 - 1] = O;

		Scanner input = new Scanner(System.in);

		int currentPlayer = X;


		while (true) {
			drawGrid(grid);
			System.out.println(stringRep(currentPlayer) + "'s turn. Enter (row col): ");
			int row = input.nextInt();
			int col = input.nextInt();
			grid[row][col] = currentPlayer;

			currentPlayer = (X + O) - currentPlayer;
		}
	}




	public static void drawGrid(int[][] grid) {
		String line = "+";
		for (int i = 0; i < GRID_SIZE; i++) line += "---+";

		System.out.println(line);

		for (int i = 0; i < GRID_SIZE; i++) {

			System.out.print("| ");
			for (int j = 0; j < GRID_SIZE; j++) {
				System.out.print(stringRep(grid[i][j]) + " | ");
			}
			System.out.println();

			System.out.println(line);
		}
	}

	public static String stringRep(int piece) {
		if (piece == X) return "X";
		if (piece == O) return "O";
		return " ";
	}





}