Task: Program Execution
Input (English): 3, 5, ['8421', 'S', 'q', 'g', 'J', 'n', '913', 'v', 'm', 'L', '2269', 'D', 'L', '9537', 'O', '6125', 'i', 'y', '1595', '6301', 'J', 's', '5899']
Output (English): qgJ