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