CGAL 5.4.4 - Linear and Quadratic Programming Solver
// example: read nonnegative quadratic program in MPS format from file
// the QP below is the first nonnegative quadratic program example
// in the user manual
#include <iostream>
#include <fstream>
#include <CGAL/QP_models.h>
#include <CGAL/QP_functions.h>
// choose exact integral type
#include <CGAL/Gmpz.h>
typedef CGAL::Gmpz ET;
#include <CGAL/MP_Float.h>
typedef CGAL::MP_Float ET;
// program and solution types
int main() {
std::ifstream in ("first_nonnegative_qp.mps");
Program qp(in); // read program from file
assert (qp.is_valid()); // we should have a valid mps file,...
assert (qp.is_nonnegative()); // ...and it should be nonnegative
// solve the program, using ET as the exact type
// output solution
std::cout << s;
return 0;