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