Task: Program Execution
Input (English): 3, 20, ['b', 'z', 'y', '1125', '1091', 'e', 'W', 'W', 'i', 'f', '1049', '615', 'V', 'F', '8209', 'P', 'D', '9017', 'Q', 'y', 'V']
Output (English): y11251091eWWif1049615VF8209PD9017Qy