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