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