Task: Program Execution
Input (English): b I 1235 t 275 4531 r k 3957 d x t j a 1811 4659 8643 7749 333 6961 k 3683 p d 1753 r D C 9107 1235 2773 P 8209 g E 7979
Output (English): 3, 5, 6, 9, 15, 16, 17, 18, 19, 20, 22, 25, 29, 30, 31, 33, 36