(!******************************************************
   Mosel User Guide Example Problems
   ================================= 

   file listops.mos 
   ```````````````` 
   List operations.
 
   (c) 2008 Fair Isaac Corporation
       author: S. Heipcke, Nov. 2006
*******************************************************!)

model "List operations"

 declarations
  L,M: list of integer
 end-declarations
 
 L:= [1,2,3] + [4,5]; writeln("L (1): ", L) 
 L+= [6,7,8]; writeln("L (2): ", L) 
 L-= [1,2,3]; writeln("L (3): ", L) 

 M:= sum(l in L) [l*2]; writeln("M: ", M)
 
 writeln("L and M are different: ", L<>M)
 
end-model