def test_51(self):
arr = [512, 125, 928, 381, 890, 90, 512, 789, 469, 473, 908, 990, 195, 763, 102, 643, 458, 366, 684, 857, 126, 534, 974, 875, 459, 892, 686, 373, 127, 297, 576, 991, 774, 856, 372, 664, 946, 237, 806, 767, 62, 714, 758, 258, 477, 860, 253, 287, 579, 289, 496]
self.assertEqual(5104, _equal(arr))
def test_hard(self):
arr = [53, 361, 188, 665, 786, 898, 447, 562, 272, 123, 229, 629, 670, 848, 994, 54, 822, 46, 208, 17, 449, 302, 466, 832, 931, 778, 156, 39, 31, 777, 749, 436, 138, 289, 453, 276, 539, 901, 839, 811, 24, 420, 440, 46, 269, 786, 101, 443, 832, 661, 460, 281, 964, 278, 465, 247, 408, 622, 638, 440, 751, 739, 876, 889, 380, 330, 517, 919, 583, 356, 83, 959, 129, 875, 5, 750, 662, 106, 193, 494, 120, 653, 128, 84, 283, 593, 683, 44, 567, 321, 484, 318, 412, 712, 559, 792, 394, 77, 711, 977, 785, 146, 936, 914, 22, 942, 664, 36, 400, 857]
self.assertEqual(10605, _equal(arr))
def test_medium(self):
arr = [520, 862, 10, 956, 498, 956, 991, 542, 523, 664, 378, 194, 76, 90, 753, 868, 837, 830, 932, 814, 616, 78, 103, 882, 452, 397, 899, 488, 149, 108, 723, 22, 323, 733, 330, 821, 41, 322, 715, 917, 986, 93, 111, 63, 535, 864, 931, 372, 47, 215, 539, 15, 294, 642, 897, 98, 391, 796, 939, 540, 257, 662, 562, 580, 747, 893, 401, 789, 215, 468, 58, 553, 561, 169, 616, 448, 385, 900, 173, 432, 115, 712]
self.assertEqual(8198, _equal(arr))
def test_custom(self):
arr = [4, 8, 5, 6, 10]
self.assertEqual(7, _equal(arr))
def test_simple(self):
arr = [10, 7, 12]
self.assertEqual(2, _equal(arr))
def test_equal(self):
arr = [2, 2, 3, 7]
self.assertEqual(2, _equal(arr))