Task: Program Execution
Input (English): 5, 20, ['r', '6407', '6225', '7051', 'H', '233', 'I', 'J', '1301', 'A', '9127', 'R', 'K', '3635', '3897', 'u', 'F', 'g', 'K', 's', '3063', 'W', 'U', 'c']
Output (English): sKgFu79835363KR7219A1031JI332H