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