(!*******************************************************
  * Mosel Example Problems                              *
  * ======================                              *
  *                                                     *
  * file chess2.mos                                     *
  * ```````````````                                     *
  * Example for the use of the Mosel language           *
  * (Small LP-problem from XPRESS-MP User Guide)        *
  *                                                     *
  * (c) 2008 Fair Isaac Corporation                     *
  *     author: S. Heipcke, 2001                        *
  *******************************************************!)

model 'Chess Problem'

uses "mmxprs"                     ! Load the optimizer library

declarations
 xs: mpvar                        ! Number of small chess sets to make
 xl: mpvar                        ! Number of large chess sets to make
end-declarations

 Profit:= 5*xs + 20*xl            ! Objective: maximize total profit

 mc_time:= 3*xs + 2*xl <= 400     ! Limit on available machine time
 wood:=      xs + 3*xl <= 200     ! Limit on available wood

 maximize(Profit)                 ! Solve the LP-problem

end-model