Task: Program Execution
Input (English): 2823, 4605, B, W, 8403, 4199, 4251, E, C, P, f, i, k, 2825, Q, s, 307, B, Q, d, E, 8067, 7727, 9127
Output (English): B, W, E, C, P, f, i, k, Q, s, B, Q, d, E