[(0,1),(0,2),(2,3),(1,4),(4,5),(3,6),(5,7),(1,8),(2,8),(8,9),(7,10),(3,11),(5,12),(4,13),(10,13),(11,14),(10,15),(9,15),(11,16),(15,17),(16,17),(6,18),(12,19),(19,20),(18,20),(18,21),(9,21),(14,22),(12,23),(13,24),(22,25),(24,26),(6,26),(25,27),(14,28),(26,29),(7,30),(24,31),(28,31),(23,32),(30,32),(16,33),(20,34),(25,35),(35,36),(30,37),(33,37),(27,38),(34,39),(27,40),(34,41),(29,42),(22,43),(37,44),(38,45),(17,46),(21,47),(29,48),(33,49),(36,50),(28,51),(35,52),(32,53),(23,54),(31,55),(36,56),(19,57),(38,58)]
[(0,1),(1,2),(0,2),(2,3),(3,4),(1,5),(3,6),(4,6),(5,7),(7,8),(8,9),(6,10),(8,11),(5,12),(10,13),(12,14),(10,15),(11,16),(15,16),(11,17),(9,17),(15,18),(14,18),(13,19),(4,20),(19,21),(12,21),(14,22),(22,23),(13,24),(20,25),(16,25),(23,26),(21,27),(22,27),(26,28),(28,29),(29,30),(27,31),(31,32),(25,32),(28,33),(7,34),(24,35),(30,35),(34,36),(35,37),(37,38),(33,39),(32,40),(36,41),(30,42),(34,43),(19,44),(38,45),(33,46),(24,47),(29,48),(23,49),(9,50),(26,51),(31,52),(36,53),(17,54),(38,55),(20,56),(37,57),(18,58)]
