Task: Program Execution
Input (English): 9, ['7559', 'l', '4905', '1225', '5895', 'W', '4105', '7103', '5541', 'R', 'Y', '45', 'v', '8599', 'L', '5451', '4995', 'H', '6699', '2441']
Output (English): 7559, R, 6699