Task: Program Execution
Input (English): q, 2103, 6531, 8867, 4975, V, Q, n, 2755, 3485, 7173, 9001, v, f, 6685, n, l
Output (English): q, V, Q, n, v, f, n, l, 2103, 6531, 8867, 4975, 2755, 3485, 7173, 9001, 6685