Pacific Atlantic Water Flow
Return a list of grid coordinates where water can flow to both the Pacific and Atlantic oceans.
Pacific Atlantic Water Flow

Return a list of grid coordinates where water can flow to both the Pacific and Atlantic oceans.

Example 1:
Input: [[1,2,2,3,5],[3,2,3,4,4],[2,4,5,3,1],[6,7,1,4,5],[5,1,1,2,4]]
Output: [[0,4],[1,3],[1,4],[2,2],[3,0],[3,1],[4,0]]
Input
arr =[[1,2,2,3,5],[3,2,3,4,4],[2,4,5,3,1],[6,7,1,4,5],[5,1,1,2,4]]

Start

1

2

2

3

5

3

2

3

4

4

2

4

5

3

1

6

7

1

4

5

5

1

1

2

4

Variables
No variables to display
DepthFunction Call
Stack empty
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