Completing C code with D style

[pascal111]

On Thursday, 11 November 2021 at 22:30:12 UTC, forkit wrote:
> On Tuesday, 2 November 2021 at 23:45:39 UTC, pascal111 wrote:
>>[...]
>
> ok.. for a more on topic response..
>
>     First: Please name your variables sensibly:
>      char negativity, even; // grrr!!!
>      char answer1, answer2; // makes so much more sense
>
> [...]

I touch that D is big language, it's not small like standard C. 
This will cost me much studying, so I think I need slow down and 
learn it step by step.