package com.arkad.competition.solve;

public interface Node {
    public void marksafe();
    public boolean isSafe();
    public void setDone(boolean done);
    public boolean isDone();
    public void setBusy();
    public boolean isBusy();
    public List<Node> getDependencies();
}

public interface NodeNetwork {
    public Node[][] getNodes();
    public int getNumberOfRows();
    public int getNumberOfColumns();
}

public interface Solver {
    public void setup();
    public boolean[][] solve(NodeNetwork nodeNetwork);
}