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