Task: Program Execution
Input (English): iiBbcBdKWDyPWVzRsi, JSLvNlmUBbcBdKWDyPWVAsHWqDxZDLNz
Output (English): iibbbcddkpvwwyzRsi, JSLvNlmUbbbcddkpvwwyAsHWqDxZDLNz