Task: Program Execution
Input (English): l, i, u, N, 3995, M, z, 6771, q, 4219, 3853, C, 7141, 5045, 9389, l, 6113, 3911, g, 9853, T, v
Output (English): 5, 8, 10, 11, 13, 14, 15, 17, 18, 20