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