[(0,1),(0,2),(1,3),(2,3),(2,4),(4,5),(5,6),(1,6),(4,7),(5,7),(3,8),(6,9),(9,10),(10,11),(11,12),(10,12),(8,13),(9,13),(7,14),(12,15),(15,16),(14,16),(15,17),(11,18),(8,18),(17,19),(16,19),(17,20),(13,21),(18,22),(22,23),(14,24),(21,25),(20,26),(24,26),(23,27),(24,27),(23,28),(22,28),(21,29),(28,29),(19,30),(25,30),(26,31),(25,31),(31,32),(32,33),(33,34),(20,35),(29,36),(32,36),(36,37),(33,37),(35,38),(34,38),(35,39),(38,39),(34,40),(39,41),(40,41),(41,42),(27,42),(40,43),(43,44),(43,45),(44,46),(30,47),(37,48),(48,49),(45,50),(48,51),(51,52),(44,53),(47,54),(54,55),(49,55),(53,56),(52,57),(49,57),(42,58),(58,59),(56,60),(53,61),(61,62),(59,63),(60,63),(62,64),(64,65),(58,66),(65,67),(63,68),(47,69),(56,70),(59,71),(68,71),(67,72),(66,73),(64,74),(50,75),(54,76),(50,77),(77,78),(73,79),(70,80),(60,81),(51,82),(65,83),(45,83),(74,84),(73,84),(79,85),(82,85),(81,86),(70,87),(85,88),(86,89),(68,90),(87,91),(79,91),(89,92),(86,93),(72,94),(94,95),(71,95),(72,96),(87,97),(78,97),(77,98),(95,98),(78,99),(99,100),(46,101),(88,102),(82,103),(52,103),(103,104),(93,105),(69,105),(94,106),(61,106),(75,107),(81,108),(46,108),(99,109),(104,109),(76,110),(92,110),(97,111),(107,112),(57,113),(112,113),(107,114),(90,115),(98,116),(91,117),(84,118),(62,118),(90,119),(101,120),(104,121),(67,122),(102,123),(75,124),(96,124),(109,125),(114,126),(80,127),(66,128),(100,129),(108,129),(69,130),(122,130),(121,131),(106,132),(93,133),(130,134),(113,135),(83,136),(102,136),(136,137),(117,137),(126,138),(105,138),(115,139),(101,139),(133,140),(111,141),(116,142),(140,142),(122,143),(117,143),(143,144),(144,145),(74,146),(131,146),(135,147),(145,148),(112,148),(120,149),(140,150),(127,151),(135,152),(127,153),(76,154),(132,155),(118,156),(147,157),(144,158),(126,159),(131,160),(133,161),(92,162),(125,163),(116,164),(119,165),(129,166),(141,167),(142,168),(114,169),(96,170),(80,171),(145,172),(121,173),(134,174),(120,175),(110,176),(89,177),(139,178),(138,179),(100,180),(134,181),(115,182),(119,183),(128,184),(137,185),(148,186),(125,187),(141,188),(123,189),(147,190),(128,191),(124,192),(146,193),(111,194),(88,195),(123,196),(55,197),(132,198)]
[(0,1),(0,2),(1,3),(2,3),(2,4),(4,5),(5,6),(1,6),(4,7),(5,7),(3,8),(6,9),(9,10),(10,11),(11,12),(10,12),(8,13),(9,13),(7,14),(12,15),(15,16),(14,16),(15,17),(11,18),(8,18),(17,19),(16,19),(17,20),(13,21),(18,22),(22,23),(14,24),(21,25),(20,26),(24,26),(23,27),(24,27),(23,28),(22,28),(21,29),(28,29),(19,30),(25,30),(26,31),(25,31),(31,32),(32,33),(33,34),(20,35),(29,36),(32,36),(36,37),(33,37),(35,38),(34,38),(35,39),(38,39),(34,40),(39,41),(40,41),(41,42),(27,42),(40,43),(43,44),(43,45),(44,46),(30,47),(37,48),(48,49),(45,50),(48,51),(51,52),(44,53),(47,54),(54,55),(49,55),(53,56),(52,57),(49,57),(42,58),(58,59),(56,60),(53,61),(61,62),(59,63),(60,63),(62,64),(64,65),(58,66),(65,67),(63,68),(47,69),(56,70),(59,71),(68,71),(67,72),(66,73),(64,74),(50,75),(54,76),(50,77),(77,78),(73,79),(70,80),(60,81),(51,82),(65,83),(45,83),(74,84),(73,84),(79,85),(82,85),(81,86),(70,87),(85,88),(86,89),(68,90),(87,91),(79,91),(89,92),(86,93),(72,94),(94,95),(71,95),(72,96),(87,97),(78,97),(77,98),(95,98),(78,99),(99,100),(46,101),(88,102),(82,103),(52,103),(103,104),(93,105),(69,105),(94,106),(61,106),(75,107),(81,108),(46,108),(99,109),(104,109),(76,110),(92,110),(97,111),(107,112),(57,113),(112,113),(107,114),(90,115),(98,116),(91,117),(84,118),(62,118),(90,119),(101,120),(104,121),(67,122),(102,123),(75,124),(96,124),(109,125),(114,126),(80,127),(66,128),(100,129),(108,129),(69,130),(122,130),(121,131),(106,132),(93,133),(130,134),(113,135),(83,136),(102,136),(136,137),(117,137),(126,138),(105,138),(115,139),(101,139),(133,140),(111,141),(116,142),(140,142),(122,143),(117,143),(143,144),(144,145),(74,146),(131,146),(135,147),(145,148),(112,148),(120,149),(140,150),(127,151),(135,152),(127,153),(76,154),(132,155),(118,156),(147,157),(144,158),(126,159),(131,160),(133,161),(92,162),(125,163),(116,164),(119,165),(129,166),(141,167),(142,168),(114,169),(96,170),(80,171),(145,172),(121,173),(134,174),(120,175),(110,176),(89,177),(139,178),(138,179),(100,180),(134,181),(115,182),(119,183),(128,184),(137,185),(148,186),(125,187),(141,188),(123,189),(147,190),(128,191),(124,192),(146,193),(111,194),(88,195),(123,196),(55,197),(132,198)]
