52 double required_error(
const std::vector<Variable*>& variables )
const override;
53 double optional_delta_error(
const std::vector<Variable*>& variables,
54 const std::vector<int>& variable_indexes,
55 const std::vector<int>& candidate_values )
const override;
64 FixValue(
const std::vector<int>& variables_index,
int value );
71 FixValue(
const std::vector<Variable>& variables,
int value );