[(0,1),(1,2),(2,3),(0,3),(2,4),(1,5),(3,6),(5,7),(7,8),(8,9),(5,10),(4,11),(9,11),(10,12),(11,13),(6,14),(6,15),(10,15),(13,16),(4,17),(13,17),(15,18),(9,19),(16,20),(7,20),(8,21),(17,21),(12,22),(19,22),(18,23),(14,23),(18,24),(19,24),(21,25),(22,25),(20,26),(25,27),(24,28),(12,29),(26,29),(28,30),(27,30),(14,31),(28,32),(31,32),(29,33),(16,33),(31,34),(33,34),(23,35),(32,35),(30,36),(27,37),(26,38),(36,38),(35,39),(39,40),(38,40),(40,41),(37,41),(37,42),(41,42),(36,43),(43,44),(39,45),(43,46),(46,47),(47,48),(47,49),(34,49),(48,50),(48,51),(50,51),(51,52),(52,53),(44,54),(53,55),(44,55),(46,56),(45,56),(53,57),(55,57),(50,58),(58,59),(54,60),(52,60),(57,61),(58,62),(45,63),(49,63),(61,64),(59,65),(61,66),(62,67),(62,68),(63,68),(42,69),(65,69),(68,70),(54,70),(67,71),(64,72),(66,73),(73,74),(70,75),(60,75),(74,76),(73,76),(66,77),(71,77),(76,78),(64,79),(72,79),(78,80),(56,80),(74,81),(67,82),(78,82),(80,83),(82,83),(77,84),(81,85),(85,86),(69,86),(72,87),(65,87),(84,88),(87,89),(81,89),(88,90),(71,91),(79,91),(88,92),(85,93),(90,94),(59,95),(92,96),(93,96),(96,97),(86,97),(94,98),(83,99),(99,100),(100,101),(97,102),(90,102),(75,103),(102,103),(100,104),(104,105),(101,106),(95,106),(101,107),(93,108),(91,109),(95,110),(99,110),(107,111),(104,111),(105,112),(112,113),(107,113),(112,114),(89,115),(108,116),(109,116),(113,117),(114,118),(115,119),(118,120),(106,121),(103,122),(115,123),(117,124),(98,125),(116,126),(92,127),(108,128),(105,129),(111,130),(98,131),(110,132),(117,133),(84,134),(109,135),(94,136),(114,137),(118,138)]
[(0,1),(0,2),(1,2),(1,3),(2,4),(4,5),(3,6),(4,6),(6,7),(5,7),(3,8),(8,9),(9,10),(10,11),(8,12),(7,13),(12,13),(9,14),(11,15),(14,15),(10,16),(14,17),(16,17),(5,18),(16,18),(12,19),(11,19),(13,20),(20,21),(17,22),(18,23),(20,23),(21,24),(19,24),(24,25),(21,25),(23,26),(22,26),(22,27),(26,28),(25,28),(15,29),(29,30),(27,30),(30,31),(29,31),(31,32),(28,33),(32,33),(33,34),(27,35),(34,35),(32,36),(35,37),(37,38),(34,38),(38,39),(37,40),(39,40),(36,41),(36,42),(41,42),(42,43),(41,43),(43,44),(40,44),(39,45),(44,46),(45,47),(45,48),(47,49),(46,49),(48,50),(46,50),(48,51),(51,52),(50,52),(51,53),(49,54),(53,54),(54,55),(47,56),(55,57),(56,57),(53,58),(52,58),(56,59),(59,60),(59,61),(57,61),(61,62),(58,62),(55,63),(60,63),(63,64),(60,65),(62,66),(65,67),(64,67),(65,68),(64,69),(68,70),(67,70),(69,71),(68,71),(71,72),(70,73),(69,74),(72,75),(74,76),(75,77),(76,77),(77,78),(66,79),(73,80),(80,81),(80,82),(78,83),(74,84),(81,84),(75,85),(85,86),(66,87),(73,87),(79,88),(83,89),(76,89),(88,90),(81,90),(83,91),(85,92),(82,93),(78,93),(88,94),(92,94),(91,95),(93,96),(95,96),(95,97),(82,97),(91,98),(94,99),(99,100),(98,100),(98,101),(86,102),(90,102),(101,103),(102,103),(87,104),(92,105),(100,106),(104,107),(103,107),(79,108),(108,109),(99,110),(107,110),(72,111),(101,112),(110,113),(109,114),(112,115),(108,115),(104,116),(112,117),(117,118),(84,118),(96,119),(114,120),(111,121),(97,122),(118,123),(86,124),(109,125),(114,126),(113,127),(89,128),(116,129),(115,130),(106,131),(116,132),(111,133),(106,134),(117,135),(105,136),(105,137),(113,138)]
