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