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wu :: forums    riddles    hard (Moderators: Grimbal, william wu, Icarus, towr, ThudnBlunder, SMQ, Eigenray) Pages: 1 ... 9 10 11 12 13  ...  27 Start new topic    Subject Started by Replies Views Last post Two cubes with Total Volume 17 « Pages 1 2 » Barukh 26 4605 Aug 29th, 2007, 10:21am by towr 24 I « Pages 1 2 3 » mikedagr8 59 3155 Aug 29th, 2007, 9:48am by srn437 COIN FLIP GAME WORTH I mikedagr8 7 1072 Aug 29th, 2007, 12:25am by mikedagr8 Minimum no. of Guards needed inexorable 5 809 Aug 28th, 2007, 10:56pm by Barukh How to solve 3 Daughters problem? mebden 5 2469 Aug 28th, 2007, 9:41pm by srn437 What is my name? Cool_Joh 7 1076 Aug 28th, 2007, 12:09pm by srn437 Sum Powers Of  2 And 5, Get Z K Sengupta 12 734 Aug 27th, 2007, 10:23am by srn437 A tourist problem Cool_Joh 13 1063 Aug 18th, 2007, 5:26am by Barukh Re: Gnome Hair Counting goodxy2002 1 1041 Aug 13th, 2007, 4:13am by towr FORK IN THE ROAD I « Pages 1 2 3 4 » arvind mayank 76 19757 Aug 9th, 2007, 12:39am by towr Betting on the Digits of Pi william wu 20 4845 Aug 8th, 2007, 4:52am by Grimbal Non-integer colouring « Pages 1 2 » JocK 43 7352 Aug 6th, 2007, 9:07am by Eigenray A Sequence Fallen_Angel 6 1226 Aug 4th, 2007, 7:54am by mikedagr8 UVWXYZ mikedagr8 3 1662 Jul 16th, 2007, 7:37am by towr WAITING FOR PATTERNS mikedagr8 1 595 Jul 15th, 2007, 8:51am by towr the postion of the number mikedagr8 19 932 Jul 15th, 2007, 8:30am by towr bright and dark stars mikedagr8 0 613 Jul 13th, 2007, 4:19am by mikedagr8 Answers mikedagr8 2 2904 Jul 13th, 2007, 2:22am by mikedagr8 Infinite Quarter Sequence tim 15 10386 Jul 4th, 2007, 3:47am by towr Moved: prove the rituo= sqrt 2 tony123 0 1204 Jun 26th, 2007, 5:54pm by tony123 Five Card Magic Trick « Pages 1 2 » Nicodemus 37 17548 Jun 8th, 2007, 3:52am by Bishamon Filling a flat bag Leo Broukhis 24 7360 Jun 7th, 2007, 10:18pm by SWF Two Face Bomb Maestro 24 2725 May 31st, 2007, 8:25pm by SWF Egg Dropping Problem Maestro 1 2709 May 21st, 2007, 10:35pm by ThudnBlunder Another Solution to Criminal Cupbearers Johan_Gunardi 2 739 May 21st, 2007, 8:49am by rmsgrey Smullyan's Two Envelopes Paradox Johan_Gunardi 1 997 May 21st, 2007, 12:51am by towr Worm Propagation « Pages 1 2 » william wu 33 9467 Apr 30th, 2007, 4:26am by Hippo Distance Problem Wonderer 2 795 Apr 28th, 2007, 7:40am by Icarus Fence MAX Wonderer 6 800 Apr 24th, 2007, 8:51am by Grimbal Algebra Word Problem - Ages TruthlessHero 2 527 Apr 22nd, 2007, 10:53am by TruthlessHero Pages: 1 ... 9 10 11 12 13  ...  27 Start new topic  Normal Topic Hot Topic (More than 15 Replies) Very Hot Topic (More than 25 Replies) Locked Topic Sticky Topic Sticky Locked Topic Forum Jump: ----------------------------- riddles -----------------------------  - easy   - medium => hard   - what am i   - what happened   - microsoft   - cs   - putnam exam (pure math)   - suggestions, help, and FAQ   - general problem-solving / chatting / whatever ----------------------------- general -----------------------------  - guestbook   - truth   - complex analysis   - wanted   - psychology   - chinese

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