Task: Program Execution
Input (English): L R 6547 f 9357 5923 E Y t 8151 n 8763 1299 2317 6615 2849 Q c x 8545 V h m n g I 6547 O 6533 G 2217
Output (English): 1, 2, 4, 7, 8, 9, 11, 17, 18, 19, 21, 22, 23, 24, 25, 26, 28, 30