Task: Program Execution
Input (English): 6, ['691', 'b', 'U', '1559', '7267', '9843', 'm', 'j', 'E', '2345', '7785', 'z', '9173', '4601', 'b']
Output (English): m, j, E, 2345, 7785, z, 9173, 4601, b