Task: Program Execution
Input (English): 10, ['7777', '3311', 'j', '8843', '8565', 'J', '9545', 'h', '6033', '6791', 'z', 'B', '6177', '5103', 'F', 'D', '1963', '2713', '3649', '6465', 'u']
Output (English): 7777, z, u