s = array1d(1..625, [5, 21, 0, 19, 1, 2, 0, 13, 0, 0, 0, 0, 10, 4, 11, 7, 0, 0, 15, 6, 9, 0, 0, 3, 0, 12, 0, 3, 0, 8, 1, 0, 7, 19, 0, 6, 10, 0, 0, 0, 0, 21, 0, 0, 5, 23, 22, 24, 0, 0, 16, 6, 11, 14, 13, 10, 0, 0, 8, 0, 0, 0, 3, 21, 23, 20, 0, 0, 0, 0, 0, 7, 18, 2, 0, 0, 3, 0, 18, 0, 19, 5, 4, 11, 0, 0, 0, 0, 10, 0, 0, 0, 14, 7, 13, 24, 0, 22, 16, 12, 0, 0, 17, 0, 21, 6, 11, 0, 7, 0, 0, 14, 4, 22, 2, 0, 13, 18, 19, 0, 0, 0, 15, 0, 0, 14, 0, 23, 0, 0, 0, 0, 6, 10, 0, 0, 16, 20, 15, 5, 4, 19, 0, 0, 3, 17, 0, 0, 7, 24, 9, 0, 16, 4, 0, 5, 6, 0, 0, 0, 20, 22, 1, 0, 0, 13, 15, 0, 0, 14, 0, 0, 3, 24, 0, 0, 0, 0, 0, 19, 4, 12, 21, 6, 0, 0, 0, 23, 0, 9, 0, 0, 15, 22, 2, 0, 20, 11, 0, 10, 0, 13, 1, 9, 22, 11, 0, 12, 3, 17, 0, 0, 0, 0, 0, 0, 6, 21, 0, 8, 14, 5, 0, 0, 4, 3, 16, 10, 1, 23, 0, 0, 0, 0, 0, 0, 2, 17, 0, 15, 14, 11, 0, 12, 20, 18, 0, 0, 0, 19, 6, 0, 19, 0, 0, 22, 0, 2, 0, 5, 0, 7, 18, 0, 24, 16, 12, 0, 1, 0, 0, 8, 20, 10, 0, 2, 24, 18, 10, 0, 0, 15, 0, 12, 0, 4, 21, 5, 14, 0, 0, 3, 13, 0, 0, 0, 23, 0, 0, 17, 0, 0, 0, 0, 0, 17, 0, 22, 0, 24, 0, 0, 0, 0, 12, 19, 20, 10, 11, 9, 1, 15, 6, 0, 7, 1, 0, 0, 23, 24, 0, 13, 0, 0, 0, 0, 20, 12, 2, 0, 10, 17, 19, 18, 16, 0, 4, 7, 5, 0, 0, 0, 14, 24, 15, 0, 21, 18, 9, 7, 10, 6, 0, 0, 0, 0, 22, 0, 13, 19, 4, 12, 2, 0, 0, 0, 0, 0, 13, 3, 0, 4, 0, 0, 19, 15, 23, 0, 8, 20, 0, 10, 7, 21, 0, 12, 0, 0, 22, 9, 21, 14, 0, 15, 0, 0, 24, 20, 0, 3, 1, 12, 0, 19, 7, 5, 0, 11, 0, 0, 0, 13, 17, 0, 0, 24, 19, 0, 20, 11, 0, 0, 0, 0, 13, 9, 0, 8, 0, 22, 0, 0, 3, 16, 0, 7, 10, 12, 15, 1, 13, 2, 0, 0, 16, 0, 7, 0, 5, 20, 0, 9, 0, 24, 0, 17, 0, 0, 0, 11, 22, 0, 1, 18, 3, 0, 0, 7, 0, 9, 16, 1, 15, 0, 2, 12, 5, 13, 0, 4, 21, 0, 0, 0, 17, 0, 0, 0, 14, 18, 0, 10, 21, 12, 5, 0, 18, 0, 4, 14, 13, 8, 24, 0, 17, 23, 0, 16, 2, 0, 0, 0, 9, 0, 0, 0, 0, 24, 0, 0, 23, 20, 10, 0, 8, 16, 0, 0, 1, 21, 3, 0, 2, 0, 0, 11, 18, 0, 4, 0, 0, 11, 0, 0, 0, 15, 0, 0, 20, 21, 14, 0, 0, 0, 0, 1, 8, 24, 0, 18, 5, 0, 4, 6, 23, 17, 4, 9, 0, 10, 0, 8, 0, 1, 18, 7, 0, 0, 13, 0, 0, 23, 0, 6, 0, 0, 3, 0, 0, 20, 18, 12, 15, 17, 0, 3, 9, 16, 0, 1, 21, 0, 0, 7, 0, 0, 0, 20, 8, 0, 2, 0, 0, 23, 0]);
n = 25;