Task: Program Execution
Input (English): 3367, c, f, i, 1889, 8113, 607, o, 4825, Y, 5711, I, 5011, 7615, X, D, 1031, F, 8745, e
Output (English): 2, 3, 4, 8, 10, 12, 15, 16, 18, 20