Task: Program Execution
Input (English): 2515 a e n 281 I S 8307 3617 6139 H L J 4055 9429 5329 9301 2151 5207 1449 4825 B 7715 4913 N U 9125 Y 4343 R x f 8727 4801 G x 1377 857 R O
Output (English): 2515, 1, 5, 14, 281, 9, 19, 8307, 3617, 6139, 8, 12, 10, 4055, 9429, 5329, 9301, 2151, 5207, 1449, 4825, 2, 7715, 4913, 14, 21, 9125, 25, 4343, 18, 24, 6, 8727, 4801, 7, 24, 1377, 857, 18, 15