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목록Unique Binary Search Trees II (1)
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LeetCode: 95. Unique Binary Search Trees II
# Definition for a binary tree node. # class TreeNode: # def __init__(self, val=0, left=None, right=None): # self.val = val # self.left = left # self.right = right class Solution: def generateTrees(self, n: int) -> List[Optional[TreeNode]]: return self.tree_maker([i for i in range(1, n+1)]) def tree_maker(self, nums): if not nums: return [None] ret = [] for i, num in enumerate(nums): lefts = sel..
Computer Science/Coding Test
2021. 10. 13. 20:40