⍴⍴10?¯1+2*25
1
⍴⍴10?¯1+2*26
1
⍴⍴10?¯1+2*27
1
⍴⍴10?¯1+2*28
⍴⍴10?¯1+2*29
⍴⍴10?¯1+2*30
⍴⍴10?¯1+2*31
⍴⍴10?¯1+2*32
DOMAIN ERROR
⍴⍴10?¯1+2⋆32
^ ^
There seem to be some numbers in the domain of Deal, for which it neither gives an answer, nor a domain error, and just does nothing, and silently returns to input mode, aborting any further execution of the _expression_ the deal was contained in.
I tried to pick 20 distinct non-negative 32 bit signed integers with the _expression_
And it crashed my Optiplex.