Task: Program Execution
Input (English): d, 2651, B, N, s, 8825, E, 7981, 1539, L, h, 9021, 2657, 6439, 1863, Y, f
Output (English): 4, 2651, 2, 14, 19, 8825, 5, 7981, 1539, 12, 8, 9021, 2657, 6439, 1863, 25, 6