des.level_init({ style = "solidfill", fg = " " });
des.level_flags("mazelevel", "noflip");

des.map([[
-----------                                                     -----------
|.........|                                                     |.........|
|.........|-----------|                             |-----------|.........|
|-|...................|----------|       |----------|...................|-|
  -|.............................|-------|.............................|-  
   -|.................................................................|-   
    -|...............................................................|-    
     -|.............................................................|-     
      -|...........................................................|-      
      -|...........................................................|-      
     -|.............................................................|-     
    -|...............................................................|-    
   -|.................................................................|-   
  -|.............................|-------|.............................|-  
|-|...................|----------|       |----------|...................|-|
|.........|-----------|                             |-----------|.........|
|.........|                                                     |.........|
-----------                                                     -----------
]]);

des.region(selection.area(01,01,73,16), "lit");

des.stair("up");
des.stair("down");

des.non_diggable();

for i = 1,15 do
   des.object();
end

for i = 1,6 do
   des.trap();
end

for i = 1,28 do
  des.monster();
end