Task: Program Execution
Input (English): WQXlLGHbjAcBqkxBeAXCMlJwl, pEIGZUKnrRiAcBqkxBeAXCvXcQLPUSe
Output (English): WQXlLGHbjaabbccekqxxMlJwl, pEIGZUKnrRiaabbccekqxxvXcQLPUSe