Add the word "set" to avoid misinterpretation in description #286
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The sentence
Powers of two in binary form always have just one bit.
is a little bit confusing.People are used to say that the number
1001 0001
is 8-bit number and it has 3 bits set.Here is an example of use from wikipedia:
The second method uses the fact that powers of two have one and only one bit set in their binary representation:
https://en.wikipedia.org/wiki/Bit_manipulation#Example_of_bit_manipulation