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