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Why doesn't C have an exponentiation operator?
Why doesn't C have an exponentiation operator?
✍: Guest
One reason is probably that few processors have a built-in exponentiation instruction. C has a pow function (declared in <math.h>) for performing exponentiation, although explicit multiplication is usually better for small positive integral exponents. In other words, pow(x, 2.) is probably inferior to x * x. (If you're tempted to make a Square() macro, though, check
2015-06-24, 1710👍, 0💬
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