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acibiber53
/ number_of_islands_dfs.py
Last active
August 13, 2020 16:17
Number of Islands question recursive DFS solution
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| class Solution: | |
| def numIslands(self, grid): | |
| # They have empty input | |
| if not grid: | |
| return 0 | |
| directions = {"up": (-1,0), "down":(1,0), "left":(0,-1), "right":(0,1)} | |
| island_number = 0 | |
| lenx, leny = len(grid), len(grid[0]) | |
| def land_zeroizer(x, y): |