Task: Program Execution
Input (English): 771 8663 O o G 6491 J u q 983 267 7173 j r o 8137 U F 3747 2017 h T 3895 r z a f 4413 J 8551 H 2595 6095 a 7959 J H u N
Output (English): 3, 4, 5, 7, 8, 9, 13, 14, 15, 17, 18, 21, 22, 24, 25, 26, 27, 29, 31, 34, 36, 37, 38, 39