Task: Program Execution
Input (English): J 1581 P N Z W V 3579 351 c g 6669 313 7149 9023 n L 811 3951 L j 3621 4593 x I 7109 p w
Output (English): 2, 8, 9, 12, 13, 14, 15, 18, 19, 22, 23, 26