[(0,1),(1,2),(0,3),(3,4),(3,5),(1,6),(5,7),(7,8),(6,9),(9,10),(4,11),(8,12),(11,13),(9,13),(13,14),(12,15),(5,15),(4,16),(16,17),(2,18),(17,19),(6,20),(18,21),(18,22),(19,23),(22,23),(8,24),(24,25),(20,26),(2,27),(25,28),(16,28),(21,29),(12,30),(29,31),(24,32),(23,32),(10,33),(15,34),(26,34),(20,35),(33,36),(36,37),(26,38),(14,39),(38,40),(32,41),(28,41),(27,42),(35,43),(7,44),(10,45),(38,46),(11,47),(42,48),(41,49),(30,50),(39,51),(43,52),(48,53),(37,54),(54,55),(52,56),(53,56),(54,57),(57,58),(53,59),(25,59),(36,60),(31,61),(19,62),(33,63),(62,64),(49,65),(59,66),(40,66),(43,67),(56,68),(57,69),(67,70),(64,71),(31,72),(44,73),(45,74),(42,75),(58,76),(29,77),(22,78),(48,79),(35,80),(67,81),(68,82),(55,83),(30,84),(49,85),(64,86),(37,87),(66,88),(44,89),(52,90),(39,91),(34,92),(55,93),(17,94),(40,95),(65,96),(50,97),(47,98),(47,99),(68,100),(51,101),(21,102),(46,103),(46,104),(61,105),(63,106),(14,107),(27,108),(63,109),(58,110),(45,111),(60,112),(60,113),(62,114),(51,115),(61,116),(50,117),(65,118)]
[(0,1),(1,2),(0,3),(1,4),(4,5),(5,6),(2,6),(3,7),(2,8),(4,9),(3,9),(5,10),(8,11),(7,12),(9,13),(12,14),(10,15),(15,16),(16,17),(17,18),(8,19),(12,20),(18,21),(11,22),(15,23),(6,24),(23,25),(17,26),(14,26),(22,27),(25,27),(13,28),(27,29),(10,30),(29,31),(24,32),(21,33),(28,34),(31,34),(20,35),(14,36),(31,37),(13,37),(7,38),(32,39),(33,40),(22,41),(25,42),(30,43),(23,44),(16,45),(42,46),(36,47),(40,47),(41,48),(38,49),(42,50),(48,51),(39,52),(47,53),(45,54),(53,55),(39,56),(43,57),(50,57),(40,58),(58,59),(55,60),(43,61),(58,62),(34,63),(56,63),(59,64),(33,64),(30,65),(18,66),(19,67),(63,68),(51,69),(52,70),(55,71),(20,72),(50,73),(66,74),(24,75),(67,76),(61,77),(65,78),(64,79),(57,80),(32,81),(49,82),(45,83),(54,84),(56,85),(49,86),(44,87),(46,88),(60,89),(29,90),(46,91),(28,92),(67,93),(41,94),(48,95),(54,96),(62,97),(59,98),(62,99),(35,100),(68,101),(36,102),(51,103),(38,104),(44,105),(66,106),(61,107),(26,108),(21,109),(65,110),(53,111),(19,112),(37,113),(52,114),(11,115),(35,116),(68,117),(60,118)]
