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