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#include "cvc4_private.h"
#pragma once
#include <vector>
#include "expr/node.h"
namespace CVC4{
namespace util {
class NaryBuilder {
public:
static Node mkAssoc(Kind k, const std::vector<Node>& children);
static Node zeroArity(Kind k);
};/* class NaryBuilder */
class RePairAssocCommutativeOperators {
public:
RePairAssocCommutativeOperators();
~RePairAssocCommutativeOperators();
Node rePairAssocCommutativeOperators(TNode n);
static bool isAssociateCommutative(Kind k);
size_t size() const;
void clear();
private:
Node case_assoccomm(TNode n);
Node case_other(TNode n);
typedef std::hash_map<Node, Node, NodeHashFunction> NodeMap;
NodeMap d_cache;
};/* class RePairAssocCommutativeOperators */
}/* util namespace */
}/* CVC4 namespace */
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