Task: Program Execution
Input (English): s 7303 k I O x 8751 J 7855 2201 S 9405 D c 8773 r q E 9225 p 2055 2805 8601 1807 9813 3439 Q B 2823 2121 u 39 B 9855 7555 1885
Output (English): 1, 3, 4, 5, 6, 8, 11, 13, 14, 16, 17, 18, 20, 27, 28, 31, 33