Task: Program Execution
Input (English): u P 7009 729 6971 C 8083 9041 y 9841 L t R 909 q 3171 S 8477 C 4955 9787 r f a i 4299 9035 b 7051 u Z b 5207 i N 7587 3989 2231 B p
Output (English): 3, 4, 5, 7, 8, 10, 14, 16, 18, 20, 21, 26, 27, 29, 33, 36, 37, 38