Task: Program Execution
Input (English): 815, 1449, 7213, 7693, 6771, F, O, L, 8287, W, Q, 9377, 7063, Y, 2705, 6611, 5337, 9821, 8461, R, 553, f
Output (English): F, O, L, W, Q, Y, R, f, 815, 1449, 7213, 7693, 6771, 8287, 9377, 7063, 2705, 6611, 5337, 9821, 8461, 553