Task: Program Execution
Input (English): ouxaFCqKDugkBiDgDjlFwGpegp, tBEHtOfkafEFCqKDugkBiDgDjlFwGFqChWYC
Output (English): ouxabcdddffgggijkklquwpegp, tBEHtOfkafEbcdddffgggijkklquwFqChWYC