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