Task: Program Execution
Input (English): 6859, F, 4707, 9545, 5473, l, 1411, o, 4593, j, 2103, 7243, 9009, E, k, 8699, 8661, 7177, 1331, x, 493, 1447, 8261
Output (English): 2, 6, 8, 10, 14, 15, 20