[(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),(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)]
