Task: Program Execution
Input (English): 721 7889 773 73 2663 O v k b 4615 l 5545 H s W D e 7843 w Q 3207 k 1435 e J W y 6305 4527 5655 1185 137 F G 189 6289 4973 879
Output (English): 6, 7, 8, 9, 11, 13, 14, 15, 16, 17, 19, 20, 22, 24, 25, 26, 27, 33, 34