On 2014.01.25 20:33:55, you, the extraordinary David Lambert, spake thus:
> NB. convert 38 cents to pennies, nickels, dimes, quarters. > > 38 #:~ COINS =: |. 1 5 2 5r2 2 > 1 1r2 1 3 0 > > NB. why do I get a half dime and a nickel? > > COINS #. 1 1 0 3 0 > 38 > foo=. ((<.@:(%~)),|) C=. 2 5r2 2 5 5 foo 38 7 3 2 foo 7 3 1 5r2 foo 3 1 1r2 2 foo 1 0 1 and the result of C #: 38 (tracing upward) is 1 1r2 1 3 C#.1 1r2 1 3 38 -- Nollaig MacKenzie http://www.yorku.ca/nollaig ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
