[−][src]Trait dancing_links::ExactCover
An exact cover problem.
Associated Types
type Possibility: Debug
The type of values that are elements of a solution to the exact cover problem.
type Constraint: Debug
The type of value that are constraints on a given instance of an exact cover problem.
Required methods
fn satisfies(poss: &Self::Possibility, cons: &Self::Constraint) -> bool
Return true if the given Possibility will satisfy the given
Constraint.
fn is_optional(cons: &Self::Constraint) -> bool
Return true if the given Constraint is optional.