[(0,1),(0,2),(1,2),(2,3),(3,4),(4,5),(3,6),(5,7),(6,7),(5,8),(8,9),(6,9),(4,10),(8,11),(11,12),(12,13),(12,14),(10,15),(13,16),(14,17),(15,17),(11,18),(1,18),(9,19),(10,20),(7,21),(15,22),(22,23),(18,24),(23,24),(21,25),(14,25),(24,26),(13,26),(16,27),(19,27),(19,28),(23,29),(28,29),(20,30),(29,30),(21,31),(25,32),(16,32),(28,33),(20,34),(26,35),(22,35),(27,36),(31,37),(34,37),(36,38),(35,38),(30,39),(31,39),(32,40),(17,40),(33,41),(38,41),(33,42),(34,42),(40,43),(37,44),(44,45),(45,46),(36,46),(43,47),(39,47),(46,48),(41,48),(47,49),(43,50),(44,50),(49,51),(42,51),(49,52),(52,53),(45,53),(50,54),(48,55),(54,55),(52,56),(51,56),(55,57),(57,58),(56,59),(54,60),(58,61),(60,61),(61,62),(58,62),(60,63),(62,63),(59,64),(53,64),(64,65),(65,66),(57,66),(65,67),(67,68),(66,68),(68,69),(69,70),(70,71),(67,72),(71,72),(69,73),(73,74),(59,74),(70,75),(75,76),(74,76),(76,77),(71,78),(78,79),(73,80),(63,81),(80,81),(77,82),(80,83),(79,84),(82,84),(81,85),(78,85),(83,86),(86,87),(77,87),(86,88),(87,88),(85,89),(89,90),(83,91),(90,92),(91,93),(75,93),(92,94),(93,94),(82,95),(79,95),(84,96),(95,96),(94,97),(90,97),(97,98),(72,98),(89,99),(88,99),(96,100),(100,101),(101,102),(99,103),(102,104),(100,104),(91,105),(103,105),(103,106),(98,107),(107,108),(104,108),(92,109),(102,109),(101,110),(107,111),(110,111),(106,112),(105,112),(112,113),(109,113),(108,114),(113,115),(114,115),(114,116),(111,116),(115,117),(117,118),(106,119),(118,119),(117,120),(116,121),(110,121),(121,122),(122,123),(120,123),(120,124),(124,125),(123,126),(126,127),(118,128),(125,128),(125,129),(126,129),(124,130),(129,130),(127,131),(119,131),(130,132),(132,133),(131,133),(122,134),(132,135),(134,136),(127,137),(128,138),(135,138),(135,139),(136,140),(137,140),(134,141),(141,142),(141,143),(133,143),(143,144),(140,145),(139,146),(139,147),(147,148),(144,148),(142,149),(149,150),(145,151),(146,152),(150,153),(138,153),(148,154),(150,154),(154,155),(153,156),(142,157),(157,158),(155,159),(146,160),(147,161),(160,161),(159,162),(151,162),(149,163),(163,164),(164,165),(162,166),(151,166),(158,167),(136,168),(159,168),(156,169),(158,169),(155,170),(168,170),(170,171),(167,172),(166,172),(157,173),(145,174),(165,174),(165,175),(173,176),(173,177),(171,178),(175,179),(152,179),(177,180),(169,181),(156,182),(160,182),(181,183),(144,184),(182,184),(167,185),(176,186),(184,186),(180,187),(174,187),(187,188),(183,189),(176,189),(178,190),(164,190),(185,191),(179,192),(190,193),(191,194),(192,194),(186,195),(175,195),(188,196),(188,197),(172,197),(192,198),(193,198),(171,199),(194,200),(195,200),(197,201),(152,201),(200,202),(183,203),(202,203),(161,204),(177,204),(180,205),(181,206),(189,206),(191,207),(206,207),(201,208),(198,209),(199,210),(204,211),(209,211),(196,212),(163,212),(209,213),(199,214),(193,215),(178,216),(212,217),(210,217),(213,218),(211,218),(213,219),(205,220),(207,221),(215,222),(215,223),(196,224),(214,225),(214,226),(208,227),(216,228),(137,229),(210,230),(202,231),(208,232),(216,233),(218,234),(205,235),(217,236),(203,237),(185,238)]
[(0,1),(1,2),(0,2),(1,3),(2,4),(4,5),(3,6),(4,6),(5,7),(6,7),(7,8),(8,9),(3,9),(8,10),(5,11),(10,12),(10,13),(13,14),(9,14),(14,15),(12,15),(11,16),(11,17),(17,18),(12,19),(18,20),(20,21),(18,22),(19,22),(16,23),(17,24),(16,24),(21,25),(15,26),(26,27),(19,28),(28,29),(22,30),(30,31),(23,31),(23,32),(27,32),(29,33),(29,34),(28,35),(25,36),(31,36),(30,37),(35,37),(20,38),(24,38),(33,39),(36,39),(35,40),(37,40),(34,41),(25,41),(34,42),(27,42),(39,43),(43,44),(13,45),(42,46),(43,46),(33,47),(45,48),(38,49),(46,49),(32,50),(44,51),(21,51),(47,52),(44,52),(45,53),(52,53),(48,54),(50,55),(40,56),(55,56),(50,57),(51,58),(41,59),(55,59),(53,60),(58,60),(57,61),(26,62),(56,63),(57,63),(47,64),(54,64),(62,65),(59,65),(65,66),(49,67),(63,68),(62,69),(68,70),(67,70),(67,71),(61,71),(64,72),(69,72),(58,73),(72,74),(73,74),(54,75),(48,76),(66,77),(60,78),(77,79),(71,80),(78,81),(76,81),(68,82),(80,83),(73,84),(79,85),(77,86),(84,87),(79,87),(75,88),(70,89),(86,89),(81,90),(82,90),(88,91),(61,91),(91,92),(82,93),(86,94),(92,94),(93,95),(74,95),(83,96),(87,97),(66,97),(85,98),(97,99),(95,99),(99,100),(98,100),(76,101),(75,101),(101,102),(96,103),(69,104),(83,104),(80,105),(94,106),(106,107),(104,107),(103,108),(92,108),(96,109),(89,110),(107,110),(105,111),(85,112),(88,112),(110,113),(103,114),(111,115),(93,115),(109,116),(114,117),(106,118),(117,118),(116,119),(105,119),(100,120),(120,121),(111,121),(117,122),(102,123),(118,124),(78,125),(102,125),(113,126),(125,127),(120,127),(113,128),(98,128),(108,129),(115,129),(84,130),(128,131),(123,132),(124,132),(131,133),(90,134),(130,135),(109,136),(134,136),(135,137),(122,138),(131,138),(112,139),(132,139),(135,140),(124,140),(116,141),(122,141),(139,142),(134,143),(114,144),(130,145),(133,145),(126,146),(141,147),(145,148),(121,148),(144,149),(126,150),(142,150),(133,151),(150,152),(137,153),(144,154),(129,155),(149,155),(147,156),(136,157),(143,158),(127,159),(157,159),(146,160),(159,160),(154,161),(158,161),(123,162),(153,162),(160,163),(119,164),(146,164),(162,165),(163,165),(158,166),(156,167),(151,167),(137,168),(163,169),(164,170),(169,170),(147,171),(154,172),(165,172),(156,173),(161,174),(166,174),(166,175),(143,176),(172,177),(169,177),(174,178),(149,178),(173,179),(168,179),(152,180),(179,180),(177,181),(175,181),(138,182),(170,183),(151,183),(173,184),(148,185),(180,186),(182,187),(157,188),(168,188),(152,189),(155,190),(189,191),(153,191),(184,192),(176,193),(175,194),(192,194),(193,195),(187,195),(190,196),(192,196),(186,197),(185,197),(196,198),(183,199),(184,199),(185,200),(171,200),(190,201),(181,201),(197,202),(201,203),(198,203),(202,204),(140,205),(188,206),(186,207),(193,208),(167,208),(202,209),(178,210),(206,210),(199,211),(189,212),(191,212),(142,213),(205,213),(209,214),(210,214),(200,215),(207,215),(208,216),(212,217),(171,217),(213,218),(182,218),(211,219),(209,220),(195,221),(217,222),(211,223),(176,224),(194,225),(187,226),(215,227),(218,228),(204,229),(205,230),(198,231),(203,232),(207,233),(216,234),(216,235),(206,236),(204,237),(214,238)]
