Sunday, November 4, 2012

Riddle 0: not x~flip flip x

I’m going to start occasionally posting q riddles; this is the first.

When will {x~flip flip x} return false (0b)?

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At November 4, 2012 at 3:49 PM , Blogger heydi said...

when (min i)< max i:count each x

At November 4, 2012 at 3:55 PM , Blogger Aaron Davies said...

@heydi something got mangled, i'm seeing a "missing glyph" character before the less-than sign in your response. what was supposed to be there?

At November 4, 2012 at 10:59 PM , Blogger Kim said...

w~flip flip w:(1f;`a`b)

At November 5, 2012 at 1:18 AM , Blogger Unknown said...

{x~flip flip x}(();())

also works

At November 5, 2012 at 2:09 AM , Blogger doctorcrypto said...

a column dictionary where 'value x' isn't a rectangular array
q)x~flip flip x:`a`b!(1; 1 2)


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