Task: Program Execution
Input (English): 1331 7785 4929 6569 3079 l L b 1201 2313 4397 6937 S u B K U p q 2209 2737 K 3179 2929 Z x 6045 7375 8519 4439
Output (English): 6, 7, 8, 13, 14, 15, 16, 17, 18, 19, 22, 25, 26