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