Task: Program Execution
Input (English): 4673 c y T r 4847 O 4609 d j 1445 S 5975 4849 x c 4321 3827 1095 U Z c W y B V W 2049 h z 7397 V N U d E
Output (English): 2, 3, 4, 5, 7, 9, 10, 12, 15, 16, 20, 21, 22, 23, 24, 25, 26, 27, 29, 30, 32, 33, 34, 35, 36