Task: Program Execution
Input (English): 3, 14, ['z', '1049', 'K', '3243', 'r', '7893', '2621', 'c', 'W', '2731', 'X', 'T', '5779', 'Z', 'R', 'k', '8493', '5469', 'W']
Output (English): K3243r78932621cW2731XT5779Z