tile_puzzle_state.h

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/*
 * tile_puzzle_state.h
 *
 * LICENSE HERE
 *
 *  Created on: 2016-08-11
 *      Author: Rick Valenzano
 */

#ifndef TILEPUZZLESTATE_H_
#define TILEPUZZLESTATE_H_

#include <vector>
#include <iostream>

class TilePuzzleState
{
public:
    TilePuzzleState();

    virtual ~TilePuzzleState();

    TilePuzzleState(const unsigned rows, const unsigned cols);

    TilePuzzleState(const std::vector<unsigned> &perm, const unsigned rows, const unsigned cols);

    std::vector<unsigned> permutation; 

    unsigned num_rows; 
    unsigned num_cols; 

    unsigned blank_loc; 
};

std::ostream& operator <<(std::ostream & out, const TilePuzzleState &s);

bool operator ==(const TilePuzzleState &s1, const TilePuzzleState &s2);

bool operator !=(const TilePuzzleState &s1, const TilePuzzleState &s2);

#endif /* TILEPUZZLESTATE_H_ */