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