深度优先搜索迷宫路径算法的实现

#include <stdio.h>

#define ROW 8
#define COL 8
#define TRUE 1

int Maze[COL][ROW] = {    {1,1,1,1,1,1,1,1},
                        {0,0,0,0,0,0,0,1},
                        {1,0,1,0,1,1,0,1},
                        {1,0,1,1,1,0,0,1},
                        {1,1,1,0,0,0,1,1},
                        {1,0,0,0,1,1,1,1},
                        {1,0,1,0,0,0,0,0},
                        {1,1,1,1,1,1,1,1}};
typedef struct plot
{
        int col;
        int row;
}Plot;
int top = 0;
Plot path_stack[COL * ROW];

void depth_search(int i, int j);
void push(int i, int j);
void pop();
void print_path();

int main()
{
        depth_search(1, 0);
        print_path();
        return 0;
}
void depth_search(int i, int j)
{
        Maze[i][j] = 2;
        push(i, j);
        while(TRUE)
        {
                if(j+1<ROW && Maze[i][j+1]==0)
                {
                        j++;
                        Maze[i][j] = 2;
                        push(i, j);
                        continue;
                }
                if(i+1<COL && Maze[x+1][y]==0)
                {
                        i++;
                        Maze[i][j] = 2;
                        push(i, j);
                        continue;
                }
                if(j>0 && Maze[i][j-1]==0)
                {
                        j--;
                        Maze[i][j] = 2;
                        push(i, j);
                        continue;
                }
                if(i>0 && Maze[i-1][j]==0)
                {
                        i--;
                        Maze[i][j] = 2;
                        push(i, j);
                        continue;
                }
                if(i!=6 || j!=7)
                        pop();
                else
                        break;
        }
}
void push(int x, int y)
{
        path_stack[top].col = x;
        path_stack[top].row = y;
        top++;
}
void pop()
{
        top--;
}
void print_path()
{
        int i;
        printf("\nStart->");
        for(i=0; i
                printf("(%d,%d)->", path_stack[i].col, path_stack[i].row);
        printf("->end\n\n");
}