((((((1,2),(3,4)),((5,6),(7,8))),(((9,10),(11,12)),((13,14),(15,16)))),((17,18),19)),(((((21,22),(23,24)),((25,26),(27,28))),(((29,30),(31,32)),((33,34),(35,36)))),((37,38),39)));
(((((25,26),(21,22)),((31,32),(29,30))),(39,((38,((24,23),9)),37))),(((12,10),(((18,17),19),((15,16),(13,14)))),(((7,8),(5,6)),(28,(((34,33),((27,36),(35,11))),((4,3),(2,1)))))));
