(((3,18),((13,20),11)),((((8,14),12),((6,(16,19)),(15,9))),((5,((10,(1,4)),7)),(17,2))));
(((18,(((1,4),10),3)),(11,13)),(((2,17),(5,7)),(((12,16),(14,8)),(((19,20),6),(9,15)))));
(((((16,12),8),((15,9),((19,(4,20)),6))),(14,((7,5),(2,17)))),((18,(3,(1,10))),(13,11)));
((((6,(19,(4,20))),(8,(12,16))),(((5,18),(7,(2,17))),14)),((11,13),((((9,15),1),10),3)));
((((((14,16),8),13),(6,((19,12),(4,20)))),((5,18),(7,(2,17)))),(11,((((9,15),1),10),3)));
(((13,(((4,20),(12,19)),(6,(8,(16,(14,(17,2))))))),(7,(18,5))),(((((9,15),1),10),3),11));
(((13,((8,(16,14)),((19,((2,17),12)),(4,20)))),(7,(18,5))),(((((6,15),9),1),10),(11,3)));
