[(0,1),(1,2),(2,3),(1,4),(2,4),(0,5),(3,6),(4,7),(7,8),(8,9),(3,10),(7,11),(11,12),(10,13),(13,14),(6,15),(9,16),(9,17),(6,17),(12,18),(5,19),(18,20),(5,21),(20,22),(11,23),(22,24),(16,25),(22,26),(21,27),(21,28),(19,29),(17,30),(16,31),(14,32),(15,33),(8,34),(19,35),(13,36),(18,37),(14,38),(15,39),(20,40),(10,41),(12,42)]
[(0,1),(0,2),(2,3),(2,4),(1,5),(1,6),(5,7),(6,8),(4,8),(8,9),(7,10),(10,11),(3,12),(3,13),(10,14),(14,15),(15,16),(9,16),(9,17),(5,18),(4,19),(12,20),(11,21),(18,22),(22,23),(11,24),(17,25),(13,26),(19,27),(13,28),(16,29),(7,30),(20,31),(17,32),(15,33),(12,34),(22,35),(21,36),(18,37),(14,38),(21,39),(6,40),(20,41),(19,42)]
