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