On Tuesday, 20 July 2021 at 09:24:07 UTC, Mark Lagodych wrote: > ```d > void main() > { > X x1 = new X; > X x2 = new X; > > x1.x(0).writeln; > x2.x(0).writeln; > > x1.x(17).writeln; > x2.x(0).writeln; > } > ``` Ow, sorry, I forgot to say. It prints: ``` 1234 1234 17 17 ```