Task: Program Execution
Input (English): l 8053 O n P 3145 5447 B K o j 2357 2693 947 r 323 7921 9069 u 9377 7655 4291 1115 C G f 8575 4411 T 827 K X k d l 5021 1187 4765
Output (English): 2, 6, 7, 12, 13, 14, 16, 17, 18, 20, 21, 22, 23, 27, 28, 30, 36, 37, 38