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