Task: Program Execution
Input (English): 1, 7, ['H', 'F', 'R', '6469', '1845', '7659', '9055', '3921', 'n', 'g', '2479', 'R', 'i', 'f', '315', 'l', 'h', '67', 'F', 's', 'k', 'J', '3901', 'B', 'd', '6931', 'x']
Output (English): 9055765918456469RFH