Last change
on this file since 1263:a490938ad0aa was
1263:a490938ad0aa,
checked in by Alpar Juttner, 15 years ago

 LpGlpk? added to the makefile
 missing const_cast<>() added
 prop for two new functions (solve() and solution())

File size:
926 bytes

Line  

1  #include"lp_solver_skeleton.h" 

2  #include"lp_glpk.h" 

3  

4  using namespace lemon; 

5  

6  void lpTest(LpSolverBase & lp) 

7  { 

8  typedef LpSolverBase LP; 

9  

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

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

12  

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

14  lp.addColSet(y); 

15  

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

17  

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

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

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

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

22  

23  lp.addColSet(z); 

24  

25  

26  LP::Expr e; 

27  e[x[3]]=2; 

28  e[x[3]]=4; 

29  e[x[3]]=1; 

30  e.constComp()=12; 

31  

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

33  

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

35  lp.addRow(LP::INF,3.0*(p1+p2)p3,23); 

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

37  lp.addRow(LP::INF,3.0*(p1+p2*25*p3+12p4/3)+2*p44,23); 

38  lp.addRow(LP::INF,3.0*(x[1]+x[2]*25*x[3]+12x[4]/3)+2*x[4]4,23); 

39  } 

40  

41  

42  int main() 

43  { 

44  LpSolverSkeleton lp_skel; 

45  LpGlpk lp_glpk; 

46  

47  lpTest(lp_skel); 

48  lpTest(lp_glpk); 

49  } 

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