Task: Program Execution
Input (English): B F 9343 7895 2747 6495 6641 7067 u 8541 N 1603 8257 7469 P 9617 5191 e 525 4093 G 2467 F 1247 8139 9521 i B Z 31 3733 6399 4025 87 x 77
Output (English): 2, 6, 9343, 7895, 2747, 6495, 6641, 7067, 21, 8541, 14, 1603, 8257, 7469, 16, 9617, 5191, 5, 525, 4093, 7, 2467, 6, 1247, 8139, 9521, 9, 2, 26, 31, 3733, 6399, 4025, 87, 24, 77