byte sized c++

Project Euler

21.9 - Special Pythagorean triplet

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A Pythagorean triplet is a set of three natural numbers, a < b < c, for which, a² + b² = c²

For example, 3² + 4² = 9 + 16 = 25 = 5².

There exists exactly one Pythagorean triplet for which a + b + c = 1000. Find the product abc.

This problem is taken from https://projecteuler.net/problem=9