Class Solution
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- g0901_1000.s0965_univalued_binary_tree.Solution
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public class Solution extends Object
965 - Univalued Binary Tree.Easy
A binary tree is uni-valued if every node in the tree has the same value.
Given the
root
of a binary tree, returntrue
if the given tree is uni-valued , orfalse
otherwise.Example 1:
Input: root = [1,1,1,1,1,null,1]
Output: true
Example 2:
Input: root = [2,2,2,5,2]
Output: false
Constraints:
- The number of nodes in the tree is in the range
[1, 100]
. 0 <= Node.val < 100
- The number of nodes in the tree is in the range
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Constructor Summary
Constructors Constructor Description Solution()
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Method Detail
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isUnivalTree
public boolean isUnivalTree(TreeNode root)
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