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