## Merge two sorted lists (in-place)

Given two sorted lists, merge them so as to produce a combined sorted list (without using extra space). Examples: Input : head1: 5->7->9 head2: 4->6->8… Read More »

Given two sorted lists, merge them so as to produce a combined sorted list (without using extra space). Examples: Input : head1: 5->7->9 head2: 4->6->8… Read More »

Given that integers are being read from a data stream. Find median of all the elements read so far starting from the first integer till… Read More »

I applied in Belzabar off-campus, and got a chance to be interviewed by them. There were total of 5 rounds. Online Coding Round: 1 hr… Read More »

I recently had interview at Belzabar. After aptitude round only 69 students were shortlisted out of 256. First Round(F2F): He started asking questions about data… Read More »

Given a snake and ladder board, find the minimum number of dice throws required to reach the destination or last cell from source or 1st… Read More »

Belzabar recently visited our campus to hire full time employees. About 120 students gave the first round, 50 made it to the next round and… Read More »

First round was a written round. second round was a written coding round. third was a technical personal interview round. fourth and fifth were HR… Read More »

Belzabar Software Design & Development recently visited our Campus, as a regular offering Computer Scientist Internships to 2-3 students of the college from CS/IT Engineering… Read More »

Why array based representation for Binary Heap? Since a Binary Heap is a Complete Binary Tree, it can be easily represented as array and array… Read More »

Given that integers are read from a data stream. Find median of elements read so for in efficient way. For simplicity assume there are no… Read More »

Write a SortedMerge() function that takes two lists, each of which is sorted in increasing order, and merges the two together into one list which… Read More »

A tree where no leaf is much farther away from the root than any other leaf. Different balancing schemes allow different definitions of “much farther”… Read More »

Mirror of a Tree: Mirror of a Binary Tree T is another Binary Tree M(T) with left and right children of all non-leaf nodes interchanged.… Read More »