Building a Multi-Generation Pedigree Tree in...

You have a record that points to two parent records. Each parent points to two more. You need to walk the tree up to N generations and return the full ancestor graph. If you have worked with org charts, bill-of-materials structures, file systems, or category trees, you have seen one version of this problem. Pedigrees are the version where both parents matter, the graph doubles in width at every generation, and incorrect data has real consequences for the people who depend on it. I built ReptiDex