Boris Kordemsky

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This page gathers all puzzles presented at Puzzles.COM, which are either created by Boris Kordemsky or made after some of his puzzle ideas.

Keep It Even
Keep It Even
by Boris Kordemsky
From a 4x4 array of coins, remove six of them to leave an even number of coins in each row and column.
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Two Flowers
Two Flowers
after Boris Kordemsky
Could you reconstruct an interesting story of Danila the apprentice which created two stone flowers in such a way that they can be combined together in a perfect circle?
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Rose Garden
Rose Garden
by Boris Kordemsky
A gardener has an ambitious plan to replant his flower bed, increasing the number of the 4-rose-straight-line rows but keeping the overall number of roses intact? Would it be possible?
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From 1 Through 19
From 1 Through 19
by Boris Kordemsky
Just write a set of numbers in the circles so that any three of them lying on a straight line always add up to the same total. Is there any algorithm to find the proper solution?
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Star of Numbers
Star of Numbers
by Boris Kordemsky
A five-pointed star is made of circular spots held together by wire. Fill in the circles with the correct numbers of stones from 1 through 15 observing some additional rules.
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Twelve Parts of the Hexagon
Twelve Parts of the Hexagon
after Boris Kordemsky
Cut a regular hexagon into a certain number of quadrilaterals. There is a minor condition applied to quadrilaterals - they all should be congruent. Interestingly, a flexible solution scheme exists for the puzzle. What is it?
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Chair Arrangement
Chair Arrangement
after Boris A. Kordemsky
A set of chairs has to be arranged along the walls of a rectangular dance hall in such a way that there are an equal number of them along each wall. What pattern to choose for this?
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The Three Dice Sum
The Three Dice Sum
by Boris Kordemsky
Stack three dice in a tower. Glance at it for a moment and... say the sum of spots on the hidden faces. You know for sure you won't miss but what's the trick?
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LPs
LPs
after Boris Kordemsky
Eleven checkered pieces: ten P-shaped and one L-shaped. Goal: arrange into a regular 8x8 chessboard. Key features: no overlapping but proper altering of the two-colored cells.
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Choco Fits
Choco Fits
after Boris Kordemsky
One of the proposed seven chocolate pieces can be copied six times in order to fit them into a rectangular chocolate bar. The key questions are what piece is it and what the final chocolate bar should look like?
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Last Updated: February 5, 2010 top
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