Keep adding the digits till you are reduced to single digit. Then check if it
is 3, 6 or 9
________________________________
From: richa gupta <richa.cs...@gmail.com>
To: programming-puzzles <programming-puzz...@googlegroups.com>; algogeeks
<algogeeks@googlegroups.com>
Sent: Friday, 14 August, 2009 1:15:13 PM
Subject: [algogeeks] Check divisibility by 3
can we check the divisibility of a given number by 3 withoutusing
operators like '/' or '%'.
I want the efficient solution to this problem ..
can someone help ??
--
Richa Gupta
(IT-BHU,India)
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