Task: Program Execution
Input (English): 6429, 7943, x, A, C, 9709, 6225, C, n, L, 1313, 8321, n, 8023, d, 4081, 171, 3599, o, A, S
Output (English): 6429, 7943, 9709, 6225, 1313, 8321, 8023, 4081, 171, 3599