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