Task: Program Execution
Input (English): 3, ['V', '1603', 'C', 'I', '7557', 'v', 'J', '7975', '7229', 'Q', '327', '6309', '1635', 'q', 'T', '1923', 'L', 'a', '565', '8567']
Output (English): V, 1603, C