You have an off-by-one error, it should be: ...

No, 0 .. NUM_TOSSES is correct here, because adding up NUM_TOSSES (with a single result being 0 or 1) can potentially produce values ranging from zero to NUM_TOSSES.

Tossing a coin once can produce 0 or 1 tails;
tossing a coin twice can produce 0, 1 or 2 tails;
etc.

In reply to Re^3: Monte Carlo - Coin Toss by Eliya
in thread Monte Carlo - Coin Toss by James_H

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