1, 3, 2, 6, 7, 5, 4, 9, 8, 12, 10, 14, 15, 11, 16, 18, 20, 21, 22, 24, 25, 27, 26, 30, 28, 33, 32, 36, 35, 44, 39, 40, 42, 45, 34, 50, 48, 55, 38, 51, 46, 60, 49, 54, 56, 57, 52, 65, 58, 63, 62, 66, 70, 77, 64, 69, 68, 72, 75, 84, 80, 78, 85, 81, 74, 90, 91, 87, 76, 93, 82, 95, 86, 96, 98, 99
