2016 Update

Task/Range-expansion/DWScript/range-expansion.dw

@@ -0,0 +1,15 @@
+function ExpandRanges(ranges : String) : array of Integer;
+begin
+   for var range in ranges.Split(',') do begin
+      var separator = range.IndexOf('-', 2);
+      if separator > 0 then begin
+         for var i := range.Left(separator-1).ToInteger to range.Copy(separator+1).ToInteger do
+            Result.Add(i);
+      end else begin
+         Result.Add(range.ToInteger)
+      end;
+   end;
+end;
+
+var expanded := ExpandRanges('-6,-3--1,3-5,7-11,14,15,17-20');
+PrintLn(JSON.Stringify(expanded));