Task: Program Execution
Input (English): 5, ['9483', '3711', '4937', '1873', '7983', '1527', '1069', 'f', '7409', '5077', 'F', 'J', 'J', '8521', '121', 'C', 'm', 'd', '5595', '9779', 'Y', '2623', '8469']
Output (English): 9483, 1527, F, C, Y