Method Node

04Lab-8Puzzle/Solver.java:25–30

(Board b, Node p, int m)

        final int manhattanScore;

        Node(Board b, Node p, int m) {
            board = b;
            prev = p;
            moves = m;
            manhattanScore = m + b.manhattan();
        }

        public int compareTo(Node that) {
            return Integer.compare(this.manhattanScore, that.manhattanScore);