/// <summary>
/// Constructs a backtrack solver using the given strategies.
/// </summary>
///
/// <param name="variableSelectionStrategy">the strategy for selecting the next unassigned variable, or null to use the default strategy</param>
///
/// <param name="domainSortStrategy">the strategy for ordering the domain before assignment values, or null to use the default strategy</param>
public NaiveConstraintOptimization(IVariableSelectionStrategy <TVar, TVal> variableSelectionStrategy = null, IDomainSortStrategy <TVar, TVal> domainSortStrategy = null)
{
this.variableSelectionStrategy = variableSelectionStrategy ?? new DefaultVariableSelectionStrategy <TVar, TVal>();
this.domainSortStrategy = domainSortStrategy ?? new DefaultDomainSortStrategy <TVar, TVal>();
this.best = double.MaxValue;
}
/// <summary>
/// Constructs a backtrack solver using the given strategies.
/// </summary>
///
/// <param name="variableSelectionStrategy">the strategy for selecting the next unassigned variable, or null to use the default strategy</param>
///
/// <param name="domainSortStrategy">the strategy for ordering the domain before assignment values, or null to use the default strategy</param>
public RecursiveBacktrackSolver(IVariableSelectionStrategy <TVar, TVal> variableSelectionStrategy = null, IDomainSortStrategy <TVar, TVal> domainSortStrategy = null)
{
this.variableSelectionStrategy = variableSelectionStrategy ?? new DefaultVariableSelectionStrategy <TVar, TVal>();
this.domainSortStrategy = domainSortStrategy ?? new DefaultDomainSortStrategy <TVar, TVal>();
}