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