Task: Program Execution
Input (English): 8697, I, 4921, 8751, 1783, K, 6425, C, 5533, 6831, 1183, 2591, A, x, 6611, W, Z, F, 4113, 8075, 8141, P, 3289
Output (English): I, K, C, A, x, W, Z, F, P