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