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