Task: Program Execution
Input (English): o 6337 d 7761 P 3051 2069 6819 q 2363 1209 N 1001 6673 1337 a 229 f D u e h 677 V 4229 3667 o d 8709
Output (English): 1, 3, 5, 9, 12, 16, 18, 19, 20, 21, 22, 24, 27, 28