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