#include <iostream>
#include <vector>
using namespace std;
 
class Solution {
public:
 bool hasPath(char* matrix, int rows, int cols, int startX,int startY, int endX, int endY,vector<int>& Path)
 {
 if (matrix == NULL || rows < 1 || cols < 1 || startX<0||startY<0||endX<0||endY<0||(startX==endX&&startY==endY))
 return false;
 bool* visited = new bool[rows*cols];    //定義一個(gè)輔助矩陣，用來(lái)標(biāo)記路徑是否已經(jīng)進(jìn)入了每個(gè)格子
 memset(visited, 0, rows*cols);
 int pathLength = 0;
 if (hasPathCore(matrix, rows, cols, startX, startY, endX, endY, visited, Path))
 {
 return true;
 }
 delete[] visited;
 return false;
 }
 
 /*此函數(shù)用來(lái)判斷在當(dāng)前路徑滿足條件下，相鄰格子中是否存在一個(gè)格子滿足條件*/
 bool hasPathCore(char* matrix, int rows, int cols, int row, int col, int endX, int endY, bool* visited, vector<int>& Path)
 {
 if ((row == endX) && (col == endY)&&(matrix[row*cols+col]=='1'))
 {
 Path.push_back(endY);
  Path.push_back(endX);
 return true;
 }
 bool hasPath = false;
 if (row >= 0 && row < rows&&col >= 0 && col < cols&&matrix[row*cols + col] == '1' && !visited[row*cols + col])
 {
// ++pathLength;
 visited[row*cols + col] = true;
 Path.push_back(col);
 Path.push_back(row);
 /*如果矩陣格子(row,col)字符為1時(shí)，從它的4個(gè)相鄰格子中尋找下一個(gè)字符為1的格子*/
 hasPath = hasPathCore(matrix, rows, cols, row, col - 1, endX, endY, visited,Path) ||
 hasPathCore(matrix, rows, cols, row - 1, col, endX, endY, visited,Path) ||
 hasPathCore(matrix, rows, cols, row, col + 1, endX, endY, visited,Path) ||
 hasPathCore(matrix, rows, cols, row + 1, col, endX, endY, visited,Path);
 if (!hasPath)        //如果沒(méi)找到，則說(shuō)明當(dāng)前第n個(gè)格子定位不正確，返回上一個(gè)位置重新定位
 {
 visited[row*cols + col] = false;
 Path.pop_back();
 Path.pop_back();
 }
 }
 return hasPath;
 }
};
 
int main()
{
 // char* matrix = "abcesfcsadee";
 char* matrix = "1000000110110001101000010111011110100000010000001";  //設(shè)置迷宮
 int startX, startY, endX, endY;
 cin >> startX >> startY >> endX >> endY;         //輸入起始結(jié)束坐標(biāo)
 Solution s;
 vector<int> Path;
 bool re = s.hasPath(matrix, 7, 7, startX,startY,endX,endY,Path);
 cout << re << endl;
 for (int i = 0; i < Path.size();)
 cout << "(" << Path[i++] << ',' << Path[i++] << ")" << " ";
 cout << endl;
 return 0;
}