Discussion @ 1001. Reverse Root @ Timus Online Judge

Incorrect or incompete tests?

Posted by Ostapenko Denis 22 Jul 2008 01:59

999999999999700000
Pascal AC simple solution give 999999999.9999, but Maple returns 999999999.9998499999999999887... that must be rounded (and even truncated) to 999999999.9998

Re: Incorrect or incompete tests?

Posted by BlindButcher 10 Oct 2008 17:44

Study mathematics, 999999999.99984(9)9 this one make next digit to become from 4 to 5, and 5 is rounding up, thats why you get 9

Discussion of Problem 1001. Reverse Root