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Surrounded Regions
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Input
Example 1
All Surrounded
All Border
Mixed
Custom
board
=
[["X","X","X","X"],["X","O","O","X"],["X","X","O","X"],["X","O","X","X"]]
X (wall)
O (open)
Exploring
Surrounded
Captured
Safe
0
1
2
3
0
1
2
3
X
X
X
X
X
O
O
X
X
X
O
X
X
O
X
X
algo
master
.
io
Step:
Start: Capture surrounded regions using DFS
0 / 25
Input
Example 1
All Surrounded
All Border
Mixed
Custom
board
=
[["X","X","X","X"],["X","O","O","X"],["X","X","O","X"],["X","O","X","X"]]
0 / 25
X (wall)
O (open)
Exploring
Surrounded
Captured
Safe
0
1
2
3
0
1
2
3
X
X
X
X
X
O
O
X
X
X
O
X
X
O
X
X
algo
master
.
io
Step:
Start: Capture surrounded regions using DFS
