Task: Program Execution
Input (English): 5269 F P K 3595 7523 f 5765 i 7993 9849 2011 j 7529 6261 C 569 1827 w a 3057 4151 D 8983 a 6431 4517
Output (English): 2, 3, 4, 7, 9, 13, 16, 19, 20, 23, 25