Task: Program Execution
Input (English): 9095, 8697, 9873, 9553, 8679, 9933, X, k, Y, L, 8307, a, H, p, 2181, l, R, l, 6839, h, u, 9323
Output (English): 7, 8, 9, 10, 12, 13, 14, 16, 17, 18, 20, 21