Task: Program Execution
Input (English): u 7409 5401 A 825 8255 2285 Y 9633 1117 x 4327 H j 3307 J 6095 B 6385 E 2829 A 2537 9923 b 4465 2589 b A m
Output (English): 2, 3, 5, 6, 7, 9, 10, 12, 15, 17, 19, 21, 23, 24, 26, 27