1, 2, 1, 3, 4, 5, 2, 1, 6, 7, 8, 9, 10, 3, 11, 12, 4, 13, 2, 1, 5, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 6, 24, 25, 7, 26, 27, 8, 3, 28, 9, 29, 30, 10, 31, 4, 32, 2, 1, 33, 11, 34, 35, 36, 37, 12, 5, 38, 39, 40, 41, 42, 13, 43, 44, 45, 46, 47, 52, 48, 49, 54