flagging unsigned subtraction assigned to bigger signed number?

[Walter Bright]

On 5/21/2025 12:43 PM, kdevel wrote:
> On Wednesday, 21 May 2025 at 04:44:35 UTC, Walter Bright wrote:
>> but one could argue it's a bit too clever.
> 
> Looks okay. Or is the `reverse` part of the cleverness? I mean the
> ordinary (forward) foreach also seem to work.

It's "clever" because it isn't clear why it is structured this way.