[(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)]
[(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)]
