Task: Program Execution
Input (English): 3, 5, ['z', '3829', 'I', '5655', 'J', 'A', 'v', 'B', '7239', 'Q', '4751', 'I', 'A', '2127', '2975', 'u', 'T', 'd', '2301']
Output (English): I, B, A, d