Task: Program Execution
Input (English): 5, 10, ['6459', '4015', '2033', 'n', '6853', 'a', '8037', 'H', '9691', 'h', '8847', '4333', '4785', 'y', '1227', 'd', 'm', '2247', 'V', '6923', '4071', '3237', 'D']
Output (English): h9691H8037a6853