Task: Program Execution
Input (English): 547 e 5009 9495 1829 E W D 6785 9149 H 4567 7735 R d 8697 C 9877 a n 6909 3915 567 921 j 5305 1893 G y 987 9705 k
Output (English): 2, 6, 7, 8, 11, 14, 15, 17, 19, 20, 25, 28, 29, 32