Task: Program Execution
Input (English): 10, 11, ['1899', 'U', 'j', '2023', 'J', 'u', 'a', '1157', '8517', '5323', 'R', 'G', 'r', '3925', '785', 'F', '1357', 'Q', 'N', 'Y', '5201', '6373', 'R', '4639']
Output (English): R, 5323