(lambda __print, __g: [[[(lambda __after: (main(), __after())[1] if (__name__ == '__main__') else __after())(lambda: None) for __g['main'], main.__name__ in [(lambda : (lambda __after: (__print(((((((((((((keys[18].upper() + keys[10].upper()) + keys[24].upper()) + '-') + keys[15].upper()) + keys[4].upper()) + keys[22].upper()) + keys[19].upper()) + '-') + keys[32].upper()) + keys[34].upper()) + keys[29].upper()) + keys[27].upper())), __after())[1] if False else __after())(lambda: None), 'main')]][0] for __g['keys'] in [(['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'])]][0] for __g['sys'] in [(__import__('sys', __g, __g))]][0])(__import__('__builtin__').__dict__['print'], globals())