Task: Program Execution
Input (English): 3635, K, 5677, 7239, H, F, N, u, X, 5295, 6519, u, 9863, l, 2697, e, 9525, a, 7611, p, 8981
Output (English): 2, 5, 6, 7, 8, 9, 12, 14, 16, 18, 20