Task: Program Execution
Input (English): A 5311 A Z b 9319 2765 3919 k v 4589 e k U 2281 2799 5341 6145 8089 9533 K t u o 1567 9435 9847 501 l 8051 L 9177 3555 S T W 6707
Output (English): 2, 6, 7, 8, 11, 15, 16, 17, 18, 19, 20, 25, 26, 27, 28, 30, 32, 33, 37