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