Task: Program Execution
Input (English): 2, 2, ['673', 'w', 'B', 'Q', '5263', 'I', '4317', 'a', '4945', 'h', 'f', '1287', 'H', 'i', 'g', '2705', 'g', 'W', '6411', 'U', '6717', '1831', '4559', 'K', 'R', '1909']
Output (English): w