Task: Program Execution
Input (English): 5, 20, ['5961', '5407', 'w', '9235', 'x', 'A', '3441', 'Y', 'D', '2553', '7449', '1075', '1323', 'd', '3461', 'z', 'z', 'b', 'q', 'I', 'q', 'H', '5963', 'q', 'Z', 'I']
Output (English): xA3441YD2553744910751323d3461zzbqI