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