Task: Program Execution
Input (English): K, O, 4093, W, 1943, D, 5613, o, C, 1957, 1565, 2719, 7813, 4163, 8225, 63, w, l, F, 3085, x, 6369, 7, e
Output (English): K, O, W, D, o, C, w, l, F, x, e