八数码.h

多媒体课内实验：用C语言实现的八数码问题。

#include <iostream>
#include <queue>
#include <vector>
using namespace std;

typedef struct PathNode
{
	friend bool operator < (PathNode n1, PathNode n2)
	{
		return n1.f<n2.f;
	}
	int a[3][3];
	int g;
	int h;
	int f;
	int how;
	int s_row, s_col;
	struct PathNode *next;
	struct PathNode *parent;
	
}PathNode;


priority_queue<PathNode> open;

priority_queue<PathNode> closed;


PathNode src,end;