Apr 17, 2011 #1 S Shahgul Junior Member level 1 Joined Apr 13, 2007 Messages 18 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,385 hellow; felows can u help tell me why we use circle(n-1)! condition when we have n distinct object and we use !
hellow; felows can u help tell me why we use circle(n-1)! condition when we have n distinct object and we use !