Class Solution
java.lang.Object
g0501_0600.s0513_find_bottom_left_tree_value.Solution
513 - Find Bottom Left Tree Value\.
Medium
Given the `root` of a binary tree, return the leftmost value in the last row of the tree.
**Example 1:**

**Input:** root = [2,1,3]
**Output:** 1
**Example 2:**

**Input:** root = [1,2,3,4,null,5,6,null,null,7]
**Output:** 7
**Constraints:**
* The number of nodes in the tree is in the range
[1, 104]
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* -231 <= Node.val <= 231 - 1
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Constructor Summary
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Method Summary
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Constructor Details
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Solution
public Solution()
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Method Details
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findBottomLeftValue
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