Task: Program Execution
Input (English): 4, 21, ['6511', 'o', '7075', '6291', 'F', 't', '5589', 'P', '583', 'd', 'd', 'Q', 'N', 't', '8185', 'T', 'z', 'e', 'r', '6539', 'D']
Output (English): D6539rezT8185tNQdd583P5589tF6291