Task: Program Execution
Input (English): 4755, 6857, 463, 3941, j, g, 6031, p, e, 3017, W, U, 8693, X, V, V, C, q, G, p
Output (English): 5, 6, 8, 9, 11, 12, 14, 15, 16, 17, 18, 19, 20