run.dlang.io dmd version < 2.086 fail

[GoaLitiuM]

On Sunday, 17 November 2019 at 15:55:58 UTC, James Blachly wrote:
> On 11/17/19 10:53 AM, Eugene Wissner wrote:
>> On Sunday, 17 November 2019 at 15:48:09 UTC, James Blachly 
>> wrote:
>> What code are you trying to run? `std` is a fresh addition. it 
>> wasn't available in the older versions.
>
> The default "Hello D" provided by the playground. A quick swap 
> for std.stdio fixes -- thanks for pointing this out.

Replace "import std" with "import std.experimental.all".