Task: Program Execution
Input (English): 2891 P 5457 5213 4367 B 3637 L T i Z 8965 6705 463 1643 R E e u o K G 6449 N o 9229 7313
Output (English): 1, 3, 4, 5, 7, 12, 13, 14, 15, 23, 26, 27