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 wu :: forums    riddles    hard (Moderators: Icarus, Grimbal, ThudnBlunder, Eigenray, towr, SMQ, william wu)
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 Subject Started by Replies Views Last post CRIMINAL CUPBEARERS with 3 Prisoners 3point1415 0 2290 Aug 22nd, 2011, 7:13amby 3point1415 Unsolved: 3x+1 Sequence Conundrum Sameer 15 7254 Aug 10th, 2011, 7:56amby swt Chessboard Conundrum chetangarg 11 2141 May 6th, 2011, 10:13amby JohanC Can you help FBI Crack Victim's Crypted Message denis 0 1743 Apr 1st, 2011, 10:50pmby denis Pythagorean factorials JocK 3 2014 Feb 12th, 2011, 10:25pmby x2862 Maximise Uncertainty ThudnBlunder 1 1575 Jan 29th, 2011, 9:56amby ThudnBlunder Last post Immanuel_Bonfils 1 1407 Sep 21st, 2010, 11:49pmby towr differential equation hparty 4 1747 Sep 24th, 2010, 10:27amby Aryabhatta Simulated Continuous Random Variables william wu 8 2795 Sep 23rd, 2010, 2:36pmby pex Prisoners again- with 2 switches « Pages 1 2 » mad 32 14777 Aug 11th, 2010, 12:18amby Hippo n prisoners and a k-state switch Hippo 18 5913 Aug 8th, 2010, 12:54amby Hippo Infinite Quarter Sequence - what about 3 piles? profcool 5 2517 Aug 6th, 2010, 7:35amby Grimbal Product and Sum, a variation Grimbal 22 1735 Aug 5th, 2010, 3:37amby abcbcdcdef Moved: make the sum zero sak_lko 0 996 Aug 2nd, 2010, 11:34amby sak_lko fourier transform  of distributions trusure 2 1297 Mar 17th, 2010, 10:50amby Obob How far can a truck go carrying it own fuel? « Pages 1 2 3 » Feijia Zhu 73 9936 Apr 19th, 2010, 8:03amby N/A PDE trusure 11 1736 Apr 15th, 2010, 11:54amby Obob Sink The Sub « Pages 1 2 » - chris 35 14692 Apr 15th, 2010, 10:09amby Aryabhatta Moved: Maximum Subarray with equal no of 1s and 0s sateesp 0 1329 Mar 11th, 2010, 11:15pmby sateesp Moved: Vending machine problem. sateesp 0 921 Feb 27th, 2010, 1:18amby sateesp Card Game aicoped 9 2990 Jan 31st, 2010, 6:30pmby aicoped CALENDAR CUBES 1 - The answer slaverstudent 2 4822 Jan 26th, 2010, 3:04amby slaverstudent HARD: Message Reconstruction Icarus 1 2826 Jan 8th, 2010, 11:35pmby mk Moved: Impossible Question diemert 0 736 Nov 16th, 2009, 4:36amby diemert island dilemma Ankitt_sk 1 1024 Oct 28th, 2009, 12:40amby towr jumping frog kyle1080 14 1870 Oct 20th, 2009, 4:16pmby Obob Moved: Math riddle? x2862 0 1418 Jul 19th, 2009, 2:09pmby towr 12 balls - variation redPEPPER 24 16742 Jul 8th, 2009, 11:23pmby Victor_YS_Cheung Pseudo-tessellation ecks 7 2454 Jun 16th, 2009, 2:46pmby Aryabhatta log n and sigma 1/n kaushiks.nitt 2 3020 Jun 13th, 2009, 1:31pmby Eigenray
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