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