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fix local search encoding bug

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-02-08 07:27:32 -08:00
parent 615e1e0845
commit 5e482def18
8 changed files with 78 additions and 63 deletions
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11
src/sat/sat_local_search.h
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@ -99,11 +99,12 @@ namespace sat {
};
struct constraint {
unsigned m_id;
unsigned m_k;
int m_slack;
unsigned m_size;
literal_vector m_literals;
constraint(unsigned k) : m_k(k), m_slack(0), m_size(0) {}
constraint(unsigned k, unsigned id) : m_id(id), m_k(k), m_slack(0), m_size(0) {}
void push(literal l) { m_literals.push_back(l); ++m_size; }
unsigned size() const { return m_size; }
literal const& operator[](unsigned idx) const { return m_literals[idx]; }
@ -232,6 +233,8 @@ namespace sat {
unsigned constraint_value(constraint const& c) const;
unsigned constraint_coeff(constraint const& c, literal l) const;
void print_info(std::ostream& out);
void extract_model();
@ -240,11 +243,11 @@ namespace sat {
void add_clause(unsigned sz, literal const* c);
void display(std::ostream& out) const;
std::ostream& display(std::ostream& out) const;
void display(std::ostream& out, constraint const& c) const;
std::ostream& display(std::ostream& out, constraint const& c) const;
void display(std::ostream& out, unsigned v, var_info const& vi) const;
std::ostream& display(std::ostream& out, unsigned v, var_info const& vi) const;
public: