Concursul Matefbc editia a 3-a problema 3

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Andi Brojbeanu
Bernoulli
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Joined: Sun Mar 22, 2009 6:31 pm
Location: Targoviste (Dambovita)

Concursul Matefbc editia a 3-a problema 3

Post by Andi Brojbeanu »

Sa se arate ca oricum am colora planul cu 2 culori, exista un triunghi echilateral care are varfurile de aceeasi culoare.
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