[(0,1),(1,2),(0,2),(1,3),(2,4),(3,4),(4,5),(3,5),(5,6),(6,7),(7,8),(6,9),(7,9),(8,10),(9,11),(11,12),(10,13),(13,14),(12,14),(8,15),(11,16),(15,17),(14,18),(16,19),(17,19),(18,20),(20,21),(21,22),(18,22),(21,23),(10,24),(12,25),(22,26),(26,27),(13,27),(24,28),(20,29),(16,30),(15,31),(25,32),(29,32),(17,33),(31,33),(33,34),(32,35),(24,36),(26,37),(37,38),(30,39),(34,39),(34,40),(29,41),(36,41),(27,42),(41,42),(39,43),(31,43),(25,44),(28,45),(42,45),(44,46),(37,47),(43,47),(40,48),(28,49),(40,50),(48,50),(38,51),(47,52),(49,52),(30,53),(23,54),(51,55),(50,55),(23,56),(48,56),(52,57),(19,57),(57,58),(54,58),(36,59),(49,59),(46,60),(54,61),(53,61),(56,62),(35,62),(35,63),(60,64),(44,65),(53,66),(65,67),(62,67),(67,68),(60,69),(63,69),(61,70),(65,70),(45,71),(58,71),(69,72),(70,73),(66,74),(72,74),(68,75),(55,76),(73,76),(51,77),(66,77),(74,78),(78,79),(64,80),(59,80),(72,81),(71,82),(75,83),(80,83),(64,84),(73,85),(38,85),(63,86),(83,87),(82,87),(84,88),(46,89),(81,90),(68,91),(77,92),(90,93),(91,94),(89,94),(79,95),(93,96),(95,96),(76,97),(93,98),(88,98),(87,99),(99,100),(99,101),(81,102),(75,103),(102,104),(96,104),(85,105),(104,106),(105,107),(86,108),(97,108),(107,109),(100,109),(102,110),(106,111),(79,112),(103,113),(107,114),(100,115),(114,116),(84,116),(94,117),(95,118),(92,119),(78,119),(106,120),(92,121),(86,121),(89,122),(101,123),(115,123),(82,124),(117,124),(119,125),(111,125),(117,126),(122,126),(115,127),(108,127),(114,128),(105,128),(110,129),(98,130),(118,130),(128,131),(91,131),(118,132),(112,133),(127,133),(132,134),(129,135),(113,136),(132,137),(101,138),(122,139),(136,140),(134,140),(110,141),(137,142),(137,143),(109,143),(124,144),(103,145),(139,145),(90,146),(140,147),(113,147),(139,148),(147,148),(125,149),(112,149),(143,150),(138,151),(135,151),(146,152),(97,152),(141,153),(138,154),(131,155),(133,155),(130,156),(156,157),(151,157),(135,158),(150,159),(134,160),(141,160),(142,161),(154,162),(157,163),(163,164),(145,164),(162,165),(116,166),(154,166),(123,167),(163,168),(162,169),(159,170),(160,171),(150,172),(168,173),(126,174),(172,175),(165,175),(171,176),(170,177),(165,178),(144,179),(166,179),(161,180),(169,180),(153,181),(172,182),(120,182),(153,183),(158,183),(174,184),(148,184),(178,185),(167,185),(182,186),(183,187),(152,188),(186,189),(187,190),(188,191),(161,192),(187,193),(120,194),(173,195),(193,195),(188,196),(192,197),(181,197),(142,198),(195,199),(168,200),(191,201),(198,201),(200,202),(175,203),(171,204),(190,205),(178,205),(204,206),(199,206),(198,207),(136,207),(189,208),(111,208),(158,209),(196,209),(149,210),(121,210),(206,211),(189,211),(190,212),(144,213),(202,214),(129,214),(156,215),(177,215),(179,216),(197,216),(203,217),(159,218),(217,218),(184,219),(213,219),(88,220),(213,220),(169,221),(204,222),(200,223),(208,224),(221,224),(181,225),(205,225),(176,226),(174,227),(194,228),(192,228),(225,229),(218,230),(219,231),(212,231),(196,232),(164,233),(210,234),(229,235),(222,236),(146,236),(185,237),(191,237),(220,238),(222,239),(214,240),(180,241),(226,241),(229,242),(212,243),(236,243),(240,244),(203,245),(211,245),(216,246),(170,247),(223,248),(235,248),(173,249),(201,250),(232,251),(230,252),(232,253),(233,254),(247,255),(228,256),(243,257),(239,258),(246,259),(199,260),(234,261),(207,262),(235,263),(237,264),(209,265),(224,266),(242,267),(239,268),(227,269),(176,270),(242,271),(167,272),(230,273),(202,274),(238,275),(245,276),(221,277),(231,278),(155,279),(247,280),(234,281),(246,282),(227,283),(241,284),(233,285),(177,286),(217,287),(193,288),(223,289),(238,290),(240,291),(244,292),(194,293),(244,294),(215,295),(248,296),(226,297),(186,298)]
[(0,1),(0,2),(2,3),(2,4),(4,5),(5,6),(3,6),(3,7),(7,8),(1,9),(8,10),(8,11),(9,11),(11,12),(9,12),(4,13),(10,14),(6,15),(15,16),(16,17),(14,17),(1,18),(7,18),(15,19),(18,20),(20,21),(14,22),(10,22),(22,23),(5,24),(20,24),(23,25),(12,26),(25,27),(17,28),(19,29),(24,30),(27,31),(31,32),(26,32),(25,33),(21,33),(13,34),(23,35),(34,36),(29,37),(35,37),(16,38),(38,39),(28,39),(19,40),(33,40),(31,41),(28,41),(32,42),(37,43),(42,43),(35,44),(21,44),(41,45),(40,45),(42,46),(38,46),(34,47),(13,48),(48,49),(26,50),(29,51),(45,51),(50,52),(47,52),(51,53),(53,54),(48,55),(39,56),(43,57),(55,58),(27,59),(56,60),(49,60),(59,61),(30,62),(56,63),(49,63),(61,64),(54,64),(62,65),(55,65),(61,66),(59,67),(62,67),(64,68),(60,68),(58,69),(50,70),(65,71),(57,72),(58,73),(70,74),(69,75),(36,75),(47,76),(63,77),(46,77),(68,78),(76,79),(69,80),(71,81),(66,82),(54,82),(77,83),(74,83),(66,84),(71,84),(52,85),(70,86),(57,87),(85,88),(83,88),(67,89),(73,89),(81,90),(90,91),(80,92),(80,93),(78,94),(92,94),(72,95),(74,96),(36,96),(96,97),(73,97),(82,98),(91,99),(79,99),(72,100),(79,100),(86,101),(95,101),(30,102),(102,103),(93,103),(78,104),(87,105),(103,106),(88,106),(99,107),(97,107),(81,108),(104,108),(94,109),(93,110),(92,111),(109,112),(85,112),(112,113),(98,113),(106,114),(111,115),(44,115),(105,116),(86,116),(114,117),(110,118),(113,118),(117,119),(118,120),(90,120),(87,121),(107,121),(120,122),(108,123),(122,124),(111,124),(105,125),(116,125),(124,126),(101,126),(53,127),(89,128),(117,128),(100,129),(128,130),(102,131),(129,131),(130,132),(119,133),(119,134),(126,134),(134,135),(127,136),(132,136),(133,137),(114,138),(129,138),(135,139),(137,140),(138,140),(76,141),(84,142),(123,142),(133,143),(131,144),(123,145),(130,145),(75,146),(145,146),(91,147),(109,147),(144,148),(143,148),(141,149),(140,150),(142,150),(149,151),(139,152),(146,152),(132,153),(151,153),(125,154),(135,154),(154,155),(141,155),(155,156),(153,156),(148,157),(121,157),(122,158),(127,159),(158,160),(158,161),(159,162),(104,163),(115,163),(163,164),(160,164),(98,165),(143,166),(95,167),(152,168),(157,169),(162,169),(167,170),(170,171),(168,172),(171,173),(139,173),(150,174),(162,174),(165,175),(164,175),(161,176),(165,177),(176,178),(177,179),(160,180),(179,181),(177,181),(136,182),(144,183),(172,184),(151,185),(180,186),(110,187),(156,188),(178,188),(161,189),(181,190),(185,191),(178,191),(174,192),(184,192),(189,193),(159,194),(186,194),(192,195),(175,196),(193,197),(176,198),(195,199),(184,199),(189,200),(183,200),(200,201),(191,201),(173,202),(197,203),(167,204),(202,204),(201,205),(149,206),(186,207),(166,208),(207,209),(190,209),(171,210),(166,211),(197,212),(196,213),(188,214),(185,215),(205,216),(180,217),(216,217),(205,218),(190,219),(207,219),(210,220),(193,221),(212,222),(196,223),(168,223),(204,224),(221,225),(206,225),(213,226),(215,226),(147,227),(218,228),(199,228),(198,229),(169,230),(225,230),(227,231),(206,232),(208,233),(218,234),(231,235),(182,235),(219,236),(208,236),(182,237),(172,238),(229,238),(214,239),(231,240),(170,241),(187,241),(203,242),(214,243),(216,243),(213,244),(212,245),(232,245),(235,246),(230,247),(220,247),(220,248),(217,249),(227,250),(234,251),(179,252),(187,253),(240,254),(198,255),(239,256),(211,257),(233,258),(228,259),(242,260),(237,261),(240,262),(215,263),(203,264),(194,265),(209,266),(246,267),(222,268),(221,269),(233,270),(223,271),(232,272),(242,273),(247,274),(224,275),(137,276),(183,277),(195,278),(243,279),(202,280),(238,281),(244,282),(246,283),(239,284),(248,285),(234,286),(241,287),(244,288),(248,289),(229,290),(245,291),(210,292),(224,293),(236,294),(237,295),(226,296),(222,297),(211,298)]
