> #include<stdio.h>
> int maze[5][5] = {
> 	0, 1, 0, 0, 0,
> 	0, 1, 0, 1, 0,
> 	0, 0, 0, 0, 0,
> 	0, 1, 1, 1, 0,
> 	0, 0, 0, 1, 0,
> };
> int main() 
> {
> printf("(0, 0)\n");
> printf("(1, 0)\n");
> printf("(2, 0)\n");
> printf("(2, 1)\n");
> printf("(2, 2)\n");
> printf("(2, 3)\n");
> printf("(2, 4)\n");
> printf("(3, 4)\n");
> printf("(4, 4)\n");
> }