One out of three identical coins is fake. We know that the fake coin is a different weight from the real coins. Using a scale, what is the minimum number of weighing

SOLVED: Design (or give) an algorithm: Based on your obtained algorithm; give (i) a natural size metric for its inputs; its basic operation; (iii) whether the basic operation count can be different

Riddle of the Week #4: The Thief and the Scale

There are m coins. 1 coin is heavier. How will you find out the

Among the [math]25[/math] coins, there are exactly [math]2[/math

One out of four identical coins is fake. We know that the fake

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There are 12 coins. One of them is false; it weights differently

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