Task: Program Execution
Input (English): 8425, 9593, g, 827, 8803, B, 8365, 6865, 3365, 7347, 2037, L, 8973, S, R, 2503, 7195, 8857, M, 2497, 1595, l, A, 5103
Output (English): 3, 6, 12, 14, 15, 19, 22, 23