public class NQueensHelloWorld {
public static void main(String[] args) {
// Build the Solver
SolverFactory solverFactory = new XmlSolverFactory(
"/org/drools/planner/examples/nqueens/solver/nqueensSolverConfig.xml");
Solver solver = solverFactory.buildSolver();
// Load a problem with 8 queens
NQueens unsolved8Queens = new NQueensGenerator().createNQueens(8);
// Solve the problem