http://rosettacode.org/wiki/Draw_a_clock#J
The next author need only replace the draw dyad, or rewrite the contribution.
x is the current session time, y is the session time when the verb starts.
round=: [: <. 0.5&+
PICTURES=: u:16b2190+i.4 NB. arrows
draw=: [: smoutput PICTURES ((|~ #)~ { [) [: round -
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm
