Task: Program Execution
Input (English): d, 667, 8991, s, 9621, l, 9991, t, 5321, 6953, 9615, O, n, 3889, C, 9821, M, G, w, 3681, y, U
Output (English): d, s, l, t, O, n, C, M, G, w, y, U