Pythagorean triplet in an array - Interview Question

In the problem of Pythagorean triplet we are given an array of numbers. array = [1, 2, 3, 4, 5] We have to return true if there exists a triplet of (a, b, c) such that a^2^ + b^2^ = c^2^. For example, in the above array the triplet (3, 4, 5) satisfi...