Microsoft Interview Question for Software Engineer / Developers






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Node * CreateNode(int no)
{
   Node *temp = new Node();
   temp->no = no;
   temp->left = temp->right = NULL;
}
bool Insert(Node **root, int no)
{ 
     if (*root == NULL)
     {
        *root = CreateNode(no);
        return;
     } 
     Node *parent = *root;
     Node *tmp = *root;
     
     while (tmp != NULL)
     {
         if (no < tmp-> no {
            parent = tmp;
            tmp = tmp->left;
         }
         else if (no > tmp->no) {
            parent = tmp;
            tmp = tmp->right;
         } 
         else
         {
            return false; //dup
         }
     }
     if (no < parent->no)
     {
        parent->left = CreateNode(no);
        return true;
     }
     else
     {
        parent->right = CreateNode(no);
        return true;
     }
}

- r.ramkumar December 08, 2010 | Flag Reply
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of 0 vote

I believe, the Interviewer wanted to discuss about the Balanced Binary Trees. RedBlack, AVL Trees.

- logNguy December 09, 2010 | Flag Reply
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of 0 votes

ur absolutely right..

- hi December 26, 2010 | Flag


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