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