康MM当然是牛人：
botong
2009-07-14 18:20:15
( reads)
(1-3),6,10 => (-2*10),6 => (6-(-20))
我是用了program:
http://www.mp95.com/cgi-bin/verify24.pl
(1-3),6,10 => (-2*10),6 => (6-(-20))
我是用了program:
http://www.mp95.com/cgi-bin/verify24.pl