Task: Program Execution
Input (English): 7, ['J', 'S', 'b', 'u', '5885', '3419', '4661', '5613', 'Y', '3247', 'E', '3989', 'r', 'm', '9865', '9603', '7003', 'M', 'G']
Output (English): J, 5613, 9865