Task: Program Execution
Input (English): 1235 S c 1807 s 8813 C 9667 S R C 1869 N 2919 k M 5195 I I 7841 8057 8061 U s 4455 623 3947 7113 6053 5871 701 K c 2921 8759 a
Output (English): 2, 3, 5, 7, 9, 10, 11, 13, 15, 16, 18, 19, 23, 24, 32, 33, 36