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