Task: Program Execution
Input (English): 5, 16, ['x', 'k', 'V', 'S', 'L', '6861', 'u', 'R', 'F', '3463', 'Q', '1549', 'd', '3303', 'E', 'b', 'W', '8899', '7101', '4373', 'w', 'G', '5859', 'r', '2351']
Output (English): bE3033d9451Q3643FRu1686L