Task: Program Execution
Input (English): 17, 18, ['3689', 'o', 'E', 'n', 'z', '7029', 'k', '3477', 'E', '2789', '6049', 'm', 's', '5397', 'q', 'R', '1567', 't', '3901', 'E', 'w', '1817', '621', 'U', 'a', '3779', '6289']
Output (English): t, 1567