Paul Koning wrote:

> 1. Show a one-word PDP-11 program that writes all of memory, in reverse order.

MOV -(PC),-(PC)

I remember this one from late-Soviet/early-Russian BK0010 hacker clubs...
BK0010 was a "home computer" built around 1801VM1 microprocessor, a
Soviet implementation of basic PDP-11 instruction set.  No idea exactly
which DEC model it corresponds to, if any.

> 2. Show a one-word PDP-11 program that clears all of memory,
> in forward order, halting on completion.

This one I am struggling with - it's been too many decades since I did
any PDP-11 assembly...

M~

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