examples/rosettacode/doors.nit

   1 #!/usr/bin/env nit
   2 #
   3 # This file is part of NIT ( http://www.nitlanguage.org ).
   4 # This program is public domain
   5
   6 # Task: 100 doors
   7 # SEE: <http://rosettacode.org/wiki/100_doors>
   8 #
   9 # Generic unoptimized version.
  10 module doors
  11
  12 var n = 100
  13 var doors = new Array[Bool].filled_with(false, n)
  14 for i in [0..n[ do
  15         var j = i
  16         while j < n do
  17                 doors[j] = not doors[j]
  18                 j += i+1
  19         end
  20 end
  21 for i in [0..n[ do
  22         var s
  23         if doors[i] then s = "open" else s = "closed"
  24         print "Door {i} is {s}."
  25 end