Task: Program Execution
Input (English): 4, ['C', '4019', 'u', 'C', '4157', '8093', 'L', 'F', 'e', '5361', 'C', 'F', '3975', '6035', '8205', '5163', '3955', '7059', 'u', 'q', 'M', '1751', '9379']
Output (English): C, 4019, u, C