Sînziene

Două cântăriri

Posted on: September 17, 2010

Un zidar are 8 caramizi. Sapte din ele au aceiasi greutate, iar una este putin mai grea decat celelalte. Zidarul dispune de o balanta. Poate el depista caramida mai grea, folosind numai doua cantariri? Cum?

PROBLEMA SAPTAMANII

variantă .en: The Lightest Pearl

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