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