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