Task: Program Execution
Input (English): W 835 U 6361 P I Q Q p u n 3567 w 1331 4045 413 1269 V o 1365 9971 515 e 9423 8235 O x Q 1111
Output (English): 1, 3, 5, 6, 7, 8, 9, 10, 11, 13, 18, 19, 23, 26, 27, 28