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