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#include <string>
#include <iostream>
#include <typeinfo>
#include <cassert>
#include <vector>
#include "options/options.h"
#include "expr/expr.h"
#include "expr/command.h"
#include "parser/parser.h"
#include "parser/parser_builder.h"
using namespace std;
using namespace CVC4;
using namespace CVC4::parser;
using namespace CVC4::options;
unsigned compute_degree(ExprManager& exprManager, const Expr& term) {
unsigned n = term.getNumChildren();
unsigned degree = 0;
// boolean stuff
if (term.getType() == exprManager.booleanType()) {
for (unsigned i = 0; i < n; ++ i) {
degree = std::max(degree, compute_degree(exprManager, term[i]));
}
return degree;
}
// terms
if (n == 0) {
if (term.getKind() == kind::CONST_RATIONAL) {
return 0;
} else {
return 1;
}
} else {
unsigned degree = 0;
if (term.getKind() == kind::MULT) {
for (unsigned i = 0; i < n; ++ i) {
degree += std::max(degree, compute_degree(exprManager, term[i]));
}
} else {
for (unsigned i = 0; i < n; ++ i) {
degree = std::max(degree, compute_degree(exprManager, term[i]));
}
}
return degree;
}
}
int main(int argc, char* argv[])
{
try {
// Get the filename
string input(argv[1]);
// Create the expression manager
Options options;
options.set(inputLanguage, language::input::LANG_SMTLIB_V2);
ExprManager exprManager(options);
// Create the parser
ParserBuilder parserBuilder(&exprManager, input, options);
Parser* parser = parserBuilder.build();
// Variables and assertions
vector<string> variables;
vector<string> info_tags;
vector<string> info_data;
vector<Expr> assertions;
Command* cmd;
while ((cmd = parser->nextCommand())) {
SetInfoCommand* setinfo = dynamic_cast<SetInfoCommand*>(cmd);
if (setinfo) {
info_tags.push_back(setinfo->getFlag());
info_data.push_back(setinfo->getSExpr().getValue());
delete cmd;
continue;
}
DeclareFunctionCommand* declare = dynamic_cast<DeclareFunctionCommand*>(cmd);
if (declare) {
variables.push_back(declare->getSymbol());
delete cmd;
continue;
}
AssertCommand* assert = dynamic_cast<AssertCommand*>(cmd);
if (assert) {
assertions.push_back(assert->getExpr());
delete cmd;
continue;
}
delete cmd;
}
cout << "variables: " << variables.size() << endl;
unsigned total_degree = 0;
for (unsigned i = 0; i < assertions.size(); ++ i) {
total_degree = std::max(total_degree, compute_degree(exprManager, assertions[i]));
}
cout << "degree: " << total_degree << endl;
// Get rid of the parser
delete parser;
} catch (Exception& e) {
cerr << e << endl;
}
}
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