17 lines
244 B
Python
17 lines
244 B
Python
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from itertools import product
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grid = [
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["1","1","1","1","0"],
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["1","1","0","1","0"],
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["1","1","0","0","1"],
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["0","0","0","1","0"]
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]
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def numIslands(grid):
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def dfs(i, j):
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if i<0 and
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print( numIslands(grid) )
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