Task: Program Execution
Input (English): 3473 e d 5185 L h 7339 R r N 8073 G H 8799 M 7183 8263 G J X 3019 6777 5227 5663 409 N N 6503 3673 O 5597 d K
Output (English): 2, 3, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 32, 33