Task: Program Execution
Input (English): k 2515 E 7805 6929 w b 5149 L 5985 6383 x O a 5755 d X 2751 K K 9579 8053 241 E 5701
Output (English): 2, 4, 5, 8, 10, 11, 15, 18, 21, 22, 23, 25