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