Task: Program Execution
Input (English): Y, 4895, j, 9317, A, 2099, 717, 5547, 7665, 6999, h, R, z, r, z, 2845, 7611, O, 6777, n, h, h, A
Output (English): 2, 4, 6, 7, 8, 9, 10, 16, 17, 19