Task: Program Execution
Input (English): O, 4463, b, 7101, X, W, 8705, 227, 8983, U, 4579, L, c, 7889, 5407, u, U, Q, 757, 3757, 1431, 3053
Output (English): O, b, X, W, U, L, c, u, U, Q