Task: Program Execution
Input (English): l 5325 W 4993 6333 k I 9123 4249 9551 3925 7555 1901 6703 9315 w 9127 8665 c R k e E 3749 9127 L 3987 h A 2499 6631 479 k c m B J 1287 6455 1507
Output (English): 1, 3, 6, 7, 16, 19, 20, 21, 22, 23, 26, 28, 29, 33, 34, 35, 36, 37