Python 3 90% Faster Solution : One Liner
\nclass Solution:\n    def allCellsDistOrder(self, rows: int, cols: int, rCenter: int, cCenter: int) -> List[List[int]]:\n        return sorted([[i,j] for i in 
```\nclass Solution:\n    def allCellsDistOrder(self, rows: int, cols: int, rCenter: int, cCenter: int) -> List[List[int]]:\n        return sorted([[i,j] for i in range(rows) for j in range(cols)] , key = lambda x: abs(x[0]-rCenter)+abs(x[1]-cCenter))\n```
['Python3']