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