Samsung Interview Question for Senior Software Development Engineers

Country: United States
Interview Type: Phone Interview

Comment hidden because of low score. Click to expand.
of 0 vote

1 is the root node. Not able to get it in the right place in the question. Basically, 5 covers 1 in the bottom view.

- teli.vaibhav May 14, 2018 | Flag Reply
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of 0 vote

Traverse the Tree and store the node if there is no node in left->right or right->left

 * Definition for a binary tree node.
 * public class TreeNode {
 *     int val;
 *     TreeNode left;
 *     TreeNode right;
 *     TreeNode(int x) { val = x; }
 * }
public class Solution {
    public List<Integer> bottomView(TreeNode root) {
    	List<Integer> ret = new ArrayList<Integer>();
        if ( root == null ) return ret;
        if ( (root.left != null && root.left.right != null) == false || (root.right != null && root.left != null) == false )
        List<Integer> left = bottomView(root.left);
        List<Integer> right = bottomView(root.right);
        return ret;

- Mohsin May 16, 2018 | Flag Reply

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