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  Subject Started by Replies Views Last post
Cope-atz Conjecture aicoped 5 4755 Nov 6th, 2011, 11:01am
by aicoped
Alien Abduction Enigami 4 5932 Feb 15th, 2010, 12:53pm
by Enigami
Moved: challange puzzle RajivG 0 2464 Oct 21st, 2011, 12:07am
by Hippo
Differentiation Disaster
« Pages 1 2 »
-D- 48 35070 Dec 8th, 2008, 3:59pm
by Gary
Moved: Hard 1, need answer ASAP! Infernal_Max 0 2567 Sep 5th, 2011, 1:37pm
by Infernal_Max
CRIMINAL CUPBEARERS with 3 Prisoners 3point1415 0 2399 Aug 22nd, 2011, 7:13am
by 3point1415
Unsolved: 3x+1 Sequence Conundrum Sameer 15 7486 Aug 10th, 2011, 7:56am
by swt
Chessboard Conundrum chetangarg 11 2315 May 6th, 2011, 10:13am
by JohanC
Can you help FBI Crack Victim's Crypted Message denis 0 1818 Apr 1st, 2011, 10:50pm
by denis
Pythagorean factorials JocK 3 2097 Feb 12th, 2011, 10:25pm
by x2862
Maximise Uncertainty ThudnBlunder 1 1662 Jan 29th, 2011, 9:56am
by ThudnBlunder
Last post Immanuel_Bonfils 1 1600 Sep 21st, 2010, 11:49pm
by towr
differential equation hparty 4 2028 Sep 24th, 2010, 10:27am
by Aryabhatta
Simulated Continuous Random Variables william wu 8 3073 Sep 23rd, 2010, 2:36pm
by pex
Prisoners again- with 2 switches
« Pages 1 2 »
mad 32 17556 Aug 11th, 2010, 12:18am
by Hippo
n prisoners and a k-state switch Hippo 18 7021 Aug 8th, 2010, 12:54am
by Hippo
Infinite Quarter Sequence - what about 3 piles? profcool 5 2743 Aug 6th, 2010, 7:35am
by Grimbal
Product and Sum, a variation Grimbal 22 1876 Aug 5th, 2010, 3:37am
by abcbcdcdef
Moved: make the sum zero sak_lko 0 1080 Aug 2nd, 2010, 11:34am
by sak_lko
fourier transform  of distributions trusure 2 1418 Mar 17th, 2010, 10:50am
by Obob
How far can a truck go carrying it own fuel?
« Pages 1 2 3 »
Feijia Zhu 73 12320 Apr 19th, 2010, 8:03am
by N/A
PDE trusure 11 1975 Apr 15th, 2010, 11:54am
by Obob
Sink The Sub
« Pages 1 2 »
- chris 35 16732 Apr 15th, 2010, 10:09am
by Aryabhatta
Moved: Maximum Subarray with equal no of 1s and 0s sateesp 0 1502 Mar 11th, 2010, 11:15pm
by sateesp
Moved: Vending machine problem. sateesp 0 1031 Feb 27th, 2010, 1:18am
by sateesp
Card Game aicoped 9 3153 Jan 31st, 2010, 6:30pm
by aicoped
CALENDAR CUBES 1 - The answer slaverstudent 2 5105 Jan 26th, 2010, 3:04am
by slaverstudent
HARD: Message Reconstruction Icarus 1 2960 Jan 8th, 2010, 11:35pm
by mk
Moved: Impossible Question diemert 0 788 Nov 16th, 2009, 4:36am
by diemert
island dilemma Ankitt_sk 1 1141 Oct 28th, 2009, 12:40am
by towr
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