Task: Program Execution
Input (English): 1, 20, ['3503', '1361', '8575', '1247', '805', 'y', '115', '2599', '8353', 'I', 'V', 'y', '2019', '657', 'j', '9457', 'w', '6429', '2721', 'f', '9693']
Output (English): f12729246w7549j7569102yVI35389952511y5087421575816313053