Task: Program Execution
Input (English): P, 9971, 2601, y, x, u, 1559, 4009, D, i, 8205, 5653, 8625, 5489, 6747, O, 8383, T, T, 1173, x, M
Output (English): P, y, x, u, D, i, O, T, T, x, M