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