Task: Program Execution
Input (English): 2, ['5235', 'o', 'r', '8969', '8817', '4907', 'k', '1911', 'C', '2569', 'D', 'W', '4003', '3379', 'B', 'o', '3171', 'H', 'g', '9123', '1789', 'b']
Output (English): 5235, o