Task: Program Execution
Input (English): 9431, x, 4075, 3691, R, s, 8375, 4021, N, T, 9779, o, 8235, 9023, h, O, 9139, 9709, 3433, 8465, 8341, k, f, Q
Output (English): x, R, s, N, T, o, h, O, k, f, Q