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