operations_research::KnapsackState Class Reference

--— KnapsackState --— KnapsackState represents a partial solution to the knapsack problem. More...

#include <knapsack_solver.h>

Public Member Functions
	KnapsackState ()
void	Init (int number_of_items)
	Initializes vectors with number_of_items set to false (i.e. not bound yet). More...
bool	UpdateState (bool revert, const KnapsackAssignment &assignment)
	Updates the state by applying or reverting a decision. More...
int	GetNumberOfItems () const
bool	is_bound (int id) const
bool	is_in (int id) const

Detailed Description

--— KnapsackState --— KnapsackState represents a partial solution to the knapsack problem.

Definition at line 334 of file knapsack_solver.h.

Constructor & Destructor Documentation

KnapsackState()

operations_research::KnapsackState::KnapsackState

(

)

Member Function Documentation

GetNumberOfItems()

int operations_research::KnapsackState::GetNumberOfItems ( ) const

inline

Definition at line 345 of file knapsack_solver.h.

Init()

void operations_research::KnapsackState::Init

(

int

number_of_items

)

Initializes vectors with number_of_items set to false (i.e. not bound yet).

is_bound()

bool operations_research::KnapsackState::is_bound ( int  id ) const

inline

Definition at line 346 of file knapsack_solver.h.

is_in()

bool operations_research::KnapsackState::is_in ( int  id ) const

inline

Definition at line 347 of file knapsack_solver.h.

UpdateState()

bool operations_research::KnapsackState::UpdateState	(	bool	revert,
		const KnapsackAssignment &	assignment
	)

Updates the state by applying or reverting a decision.

Returns false if fails, i.e. trying to apply an inconsistent decision to an already assigned item.

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The documentation for this class was generated from the following file:

• knapsack_solver.h