Task: Program Execution
Input (English): J V G y 9571 9831 j l 867 Z 1665 637 P B c 169 d 7685 O M d 7437 X M z t 3079 3747 8429
Output (English): 1, 2, 3, 4, 7, 8, 10, 13, 14, 15, 17, 19, 20, 21, 23, 24, 25, 26