Task: Program Execution
Input (English): 7, ['F', '51', 'Z', '7175', 'F', 'k', 'g', 'W', '4915', 'o', 'P', 'C', '5223', 'k', '7993', '821', 'X', '6761', 'F', '7687']
Output (English): F, 51, Z, 7175, F, k, g