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