mouse walking map

// 迷宮.cpp : 定義主控台應用程式的進入點。
//
#include "stdafx.h"
#include <iostream>
using namespace std;


#define mapsize 10

int map[mapsize][mapsize] = {
    { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
    { 1, 0, 0, 0, 0, 0, 0, 0, 1, 1 },
    { 1, 0, 1, 1, 0, 1, 1, 0, 0, 1 },
    { 1, 0, 1, 0, 0, 1, 0, 0, 1, 1 },
    { 1, 0, 1, 0, 1, 0, 1, 0, 0, 1 },
    { 1, 0, 0, 0, 0, 0, 1, 0, 1, 1 },
    { 1, 1, 0, 1, 1, 0, 0, 0, 0, 1 },
    { 1, 0, 0, 1, 1, 1, 0, 1, 0, 1 },
    { 1, 1, 0, 0, 0, 0, 0, 0, 0, 1 },
    { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }, };

class mouse
{
public:
    int startx, starty, endx, endy;
    void setstart(int x, int y)
    {
        startx = x; starty = y;
    }
    void setend(int x, int y)
    {
        endx = x; endy = y;
    }
    void printmap();
    void go(){ cout << "start from: " << startx << ' ' << starty << endl << "to :" << endx << ' ' << endy << endl; visit(startx, starty); }
private:
    void visit(int, int);
};

void mouse::visit(int x, int y)
{
    //cout << endl;
    //printmap();
    map[x][y] = 2;
    if (x == endx&&y == endy)
    {
        cout << "到達終點\n";
        printmap();
        //system("PAUSE");
    }
    if (map[x][y + 1] == 0)//right
    {
        visit(x, y + 1);
        map[x][y + 1] = 0;
    }
    if (map[x + 1][y] == 0)//down
    {
        visit(x + 1, y);
        map[x + 1][y] = 0;
    }
    if (map[x][y - 1] == 0)//left
    {
        visit(x, y - 1);
        map[x][y - 1] = 0;
    }
    if (map[x - 1][y] == 0)//up
    {
        visit(x - 1, y);
        map[x - 1][y] = 0;
    }
    map[x][y] = 0;
}

void mouse::printmap()
{
    for (int i = 0; i < mapsize; i++)
    {
        printf("\t");
        for (int j = 0; j < mapsize; j++)
        {
            if (map[i][j] == 1)
            {
                printf("■");
            }
            else if (map[i][j] == 2)
            {
                printf("◆");
            }
            else
            {
                printf("　");
            }
        }
        printf("\n");
    }
    cout << endl;
}

int main()
{
    mouse mouse1;
    mouse1.setstart(1, 1);
    mouse1.setend(mapsize - 2, mapsize - 2);
    mouse1.go();
    //mouse1.printmap();

    return 0;
}