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