Posts Tagged ‘ mathematical puzzle ’

Puzzle of the week [w10]

March 10, 2010
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Puzzle of the week [w10]

The puzzle in last Saturday edition of Le Monde is made of two parts: Given a 10×10 grid, what is the maximum number of nodes one can highlight before creating a parallelogram with one side parallel to one of the axes of the grid? What is the maximum number of nodes one can highlight before

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