Greedy

- Greedy, PostOrder Traversal, Preorder Traversal, Tree

Minimize absolute difference between sum of subtrees formed after splitting Binary tree into two

import java.lang.Math;import java.io.*;  class GFG {      static class Node {        Node left, right;        int val;        public Node(int val)        {            this.val = val;            this.left = this.right = null;        }    }                  public static…

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