Task: Program Execution
Input (English): u 6335 I p p 1953 5601 x 751 6137 9503 5643 2435 3409 P 8111 D N 6465 v 1611 I 6589 4849 Z L M 7017 e v B 1023 L G C
Output (English): 1, 3, 4, 5, 8, 15, 17, 18, 20, 22, 25, 26, 27, 29, 30, 31, 33, 34, 35