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