Python 100%
\nclass Solution:\n    def destCity(self, paths: List[List[str]]) -> str:\n        res=[]\n        for item in paths:\n            res.append(item[0])\n        
```\nclass Solution:\n    def destCity(self, paths: List[List[str]]) -> str:\n        res=[]\n        for item in paths:\n            res.append(item[0])\n        for item in paths:\n            if item[1] not in res:\n                return(item[1])\n```
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