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