Task: Program Execution
Input (English): 15, 18, ['2193', '8799', 'F', '7091', '1667', '261', 'z', 'X', 'E', '4685', '3547', 'o', 'Q', 'g', 'E', 'y', 'U', '2351']
Output (English): 2351, U, y, E