4 using System
.Collections
.Generic
;
9 public static int Main ()
11 int[] int_array
= new int [] { 0, 1 }
;
15 e
= from int i
in int_array where i
> 0 select i
;
17 if (e
.ToList ()[0] != 1)
20 e
= from int i
in int_array where i
== 0 select i
+ 1;
22 if (e
.ToList ()[0] != 1)
25 Console
.WriteLine ("OK");