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