Task: Program Execution
Input (English): 4, ['W', 'l', 'L', '1349', 'v', 'F', '5623', '6281', 'k', '2479', '6709', 'T', '6083', '5663', 'C', '9231', '9133', 'W', 'I']
Output (English): W, v, k, 6083, 9133