Class Solution
java.lang.Object
g1101_1200.s1110_delete_nodes_and_return_forest.Solution
1110 - Delete Nodes And Return Forest\.
Medium
Given the `root` of a binary tree, each node in the tree has a distinct value.
After deleting all nodes with a value in `to_delete`, we are left with a forest (a disjoint union of trees).
Return the roots of the trees in the remaining forest. You may return the result in any order.
**Example 1:**

**Input:** root = [1,2,3,4,5,6,7], to\_delete = [3,5]
**Output:** [[1,2,null,4],[6],[7]]
**Example 2:**
**Input:** root = [1,2,4,null,3], to\_delete = [3]
**Output:** [[1,2,4]]
**Constraints:**
* The number of nodes in the given tree is at most `1000`.
* Each node has a distinct value between `1` and `1000`.
* `to_delete.length <= 1000`
* `to_delete` contains distinct values between `1` and `1000`.
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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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delNodes
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