#include<lemon/lp_skeleton.h>

#include<lemon/lp_glpk.h>

using namespace lemon;

void lpTest(LpSolverBase & lp)

{

  typedef LpSolverBase LP;

  std::vector<LP::Col> x(10);

  //  for(int i=0;i<10;i++) x.push_back(lp.addCol());

  lp.addColSet(x);

  std::vector<LP::Col> y(10);

  lp.addColSet(y);

  std::map<int,LP::Col> z;

  z.insert(std::make_pair(12,INVALID));

  z.insert(std::make_pair(2,INVALID));

  z.insert(std::make_pair(7,INVALID));

  z.insert(std::make_pair(5,INVALID));

  lp.addColSet(z);

  LP::Expr e,f,g;

  LP::Col p1,p2,p3,p4,p5;

  LP::Constr c;

  e[p1]=2;

  e.constComp()=12;

  e[p1]+=2;

  e.constComp()+=12;

  e[p1]-=2;

  e.constComp()-=12;

  e=2;

  e=2.2;

  e=p1;

  e=f;

  e+=2;

  e+=2.2;

  e+=p1;

  e+=f;

  e-=2;

  e-=2.2;

  e-=p1;

  e-=f;

  e*=2;

  e*=2.2;

  e/=2;

  e/=2.2;

  e=((p1+p2)+(p1-p2)+(p1+12)+(12+p1)+(p1-12)+(12-p1)+

      (f+12)+(12+f)+(p1+f)+(f+p1)+(f+g)+

      (f-12)+(12-f)+(p1-f)+(f-p1)+(f-g)+

      2.2*f+f*2.2+f/2.2+

      2*f+f*2+f/2+

      2.2*p1+p1*2.2+p1/2.2+

      2*p1+p1*2+p1/2

     );

  c = (e  <= f  );

  c = (e  <= 2.2);

  c = (e  <= 2  );

  c = (e  <= p1 );

  c = (2.2<= f  );

  c = (2  <= f  );

  c = (p1 <= f  );

  c = (p1 <= p2 );

  c = (p1 <= 2.2);

  c = (p1 <= 2  );

  c = (2.2<= p2 );

  c = (2  <= p2 );

  c = (e  >= f  );

  c = (e  >= 2.2);

  c = (e  >= 2  );

  c = (e  >= p1 );

  c = (2.2>= f  );

  c = (2  >= f  );

  c = (p1 >= f  );

  c = (p1 >= p2 );

  c = (p1 >= 2.2);

  c = (p1 >= 2  );

  c = (2.2>= p2 );

  c = (2  >= p2 );

  c = (e  == f  );

  c = (e  == 2.2);

  c = (e  == 2  );

  c = (e  == p1 );

  c = (2.2== f  );

  c = (2  == f  );

  c = (p1 == f  );

  //c = (p1 == p2 );

  c = (p1 == 2.2);

  c = (p1 == 2  );

  c = (2.2== p2 );

  c = (2  == p2 );

  c = (2 <= e <= 3);

  c = (2 <= p1<= 3);

  c = (2 >= e >= 3);

  c = (2 >= p1>= 3);

  e[x[3]]=2;

  e[x[3]]=4;

  e[x[3]]=1;

  e.constComp()=12;

  lp.addRow(LP::INF,e,23);

  lp.addRow(LP::INF,3.0*(x[1]+x[2]/2)-x[3],23);

  lp.addRow(LP::INF,3.0*(x[1]+x[2]*2-5*x[3]+12-x[4]/3)+2*x[4]-4,23);

  lp.addRow(x[1]+x[3]<=x[5]-3);

  lp.addRow(-7<=x[1]+x[3]-12<=3);

  lp.addRow(x[1]<=x[5]);

}

int main() 

{

  LpSkeleton lp_skel;

  LpGlpk lp_glpk;

  lpTest(lp_skel);

  lpTest(lp_glpk);

  return 0;

}