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