Task: Program Execution
Input (English): 2925 6831 3739 5375 x E G 8401 z 7371 Z D Q L 4739 4527 6727 8445 e 7595 y n 1749 B a 2893 A 1931 8501 8671 I N
Output (English): 1, 2, 3, 4, 8, 10, 15, 16, 17, 18, 20, 23, 26, 28, 29, 30