public function dataProviderForGCD()
{
return [[0, 0, 0, 0, 1], [8, 0, 8, 1, 0], [0, 8, 8, 0, 1], [8, 12, 4, -1, 1], [12, 8, 4, 1, -1], [54, 24, 6, 1, -2], [24, 54, 6, -2, 1], [18, 84, 6, 5, -1], [84, 18, 6, -1, 5], [244, 343, 1, 97, -69], [343, 244, 1, -69, 97], [97, 577, 1, 232, -39], [577, 97, 1, -39, 232], [40902, 24140, 34, 337, -571], [24140, 40902, 34, -571, 337], [1234, 54, 2, -7, 160], [54, 1234, 2, 160, -7]];
}