Task: Program Execution
Input (English): 4375, 7117, 7839, 2181, T, m, 1943, Y, 8669, 4201, 715, k, b, W, 1963, 5035, 339, t, 107, 4217, 5459, 7321, 8685, n
Output (English): T, m, Y, k, b, W, t, n