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