Task: Program Execution
Input (English): 3, 17, ['x', 'U', '4831', '8671', '8161', '4513', 'i', 'X', 'D', 'w', '1959', 'y', 'X', 'f', '5629', '4007', '7511', '2669', 'q', '465', 'n', '1441']
Output (English): 4831867181614513iXDw1959yXf562940077511