Task: Program Execution
Input (English): L c z s 1843 1995 6073 N I x 669 749 8031 e R w 9479 7555 6447 x 1381 Y N 1263 6311
Output (English): 5, 6, 7, 11, 12, 13, 17, 18, 19, 21, 24, 25