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[(0,1),(1,2),(0,3),(3,4),(4,5),(1,5),(2,6),(3,7),(2,8),(7,9),(9,10),(10,11),(6,12),(6,13),(12,14),(8,15),(15,16),(13,17),(15,18),(12,19),(13,20),(11,21),(17,22),(19,23),(18,24),(11,25),(22,26),(8,27),(10,28),(27,29),(26,30),(9,31),(31,32),(27,33),(24,34),(34,35),(33,36),(36,37),(29,38),(25,39),(32,40),(37,41),(30,42),(23,43),(39,44),(39,45),(42,46),(45,47),(47,48),(5,49),(25,50),(23,51),(43,52),(7,53),(4,54),(18,55),(26,56),(40,57),(50,58),(28,59),(40,60),(42,61),(31,62),(38,63),(32,64),(24,65),(45,66),(33,67),(44,68),(38,69),(47,70),(37,71),(44,72),(41,73),(20,74),(28,75),(43,76),(22,77),(21,78),(16,79),(48,80),(46,81),(49,82),(30,83),(48,84),(19,85),(35,86),(36,87),(34,88),(16,89),(14,90),(46,91),(17,92),(41,93),(50,94),(14,95),(20,96),(21,97),(29,98),(49,99),(35,100)]
