Most answered questions under tag data structures

+1 vote

1 answer

Write a C Program to illustrate Stack Operations using MACROS?

posted May 14, 2017 by Supriya Jain

0 votes

1 answer

Convert the expression ((A + B) * C - (D - E) ^ (F + G)) to equivalent Prefix and Postfix notations.

posted May 8, 2017 by Rahul Prashad

+3 votes

1 answer

DS: Write a program to find the sum of nodes present at the kth level of a binary tree ?

posted Jan 12, 2017 by Rupam

+2 votes

1 answer

Merge two binary search trees?

posted Dec 19, 2016 by anonymous

+1 vote

1 answer

Doubly linked list - How to insert and remove element from specified position using c?

posted Nov 7, 2016 by anonymous

+1 vote

1 answer

Create a function to calculate the height of an n-ary tree.

posted Nov 3, 2016 by anonymous

0 votes

1 answer

How to traverse a binary search tree diagonally?

posted Oct 19, 2016 by anonymous

+1 vote

1 answer

How to implement the priority queue using heaps in C?

posted Sep 27, 2016 by anonymous

+2 votes

1 answer

D.S : Write a C program which gives the result of subtraction of two numbers represented by linked list ?

posted Sep 4, 2016 by Ganesh

+1 vote

1 answer

What’s the difference between master data and reference data?

posted Aug 23, 2016 by Mohammed Hussain

+2 votes

1 answer

Calculate all permutations for an array of integers.

posted Aug 23, 2016 by Mohammed Hussain

0 votes

1 answer

Find Buy/Sell Prices in Array of Stock Values to Maximize Profit

posted Aug 19, 2016 by Mohammed Hussain

+4 votes

1 answer

Largest Difference in an Array

posted Aug 19, 2016 by Mohammed Hussain

+2 votes

1 answer

Find total number of ways to make change using given set of coins

posted Jul 31, 2016 by Hasan Raza

+4 votes

1 answer

How to count the number of leaves in a binary tree without recursion?

posted Jul 18, 2016 by anonymous

+2 votes

1 answer

How to find the max weight in the binary tree?

posted Jul 12, 2016 by anonymous

+2 votes

1 answer

Which data structure is used in evaluation of Arithmetic Expressions written in Prefix or Postfix forms?

posted Jul 1, 2016 by Mohammed Hussain

+5 votes

1 answer

Is it possible to construct BST by using Inorder Traversal?

posted Jun 22, 2016 by Shahsikant Dwivedi

0 votes

1 answer

How to print the top view of an binary Tree?

posted Jun 15, 2016 by Aditya Dwivedi

+1 vote

1 answer

How to find ancestor of a node?

posted Jun 14, 2016 by Shubham Sharma

0 votes

1 answer

Print mirror of a binary tree.

posted Jun 12, 2016 by Shubham Sharma

+5 votes

1 answer

How one can implement Queue using STL in C++?

posted Jun 10, 2016 by Shahsikant Dwivedi

+1 vote

1 answer

Implement map using AVL tree in c++?

posted Jun 2, 2016 by anonymous

+1 vote

1 answer

How to program Inorder traversal of Binary tree without stack and recursion?

posted May 30, 2016 by anonymous

+1 vote

1 answer

How to Implement segment tree over Minimum range query Operation in O(log n)?

posted May 28, 2016 by anonymous

+2 votes

1 answer

Find number of islands of '1' in D dimensional array containing '0', '1'. where D > 2.

posted May 26, 2016 by anonymous

+3 votes

1 answer

What data structure would you mostly likely see in a non recursive implementation of a recursive algorithm?

posted May 12, 2016 by Hasan Raza

+3 votes

1 answer

How to Implement Segment Tree Sum of given Tree Segment?

posted Apr 30, 2016 by anonymous

+6 votes

1 answer

Why structure padding is done with 4 bytes irrespective to the 32bit or 64bit system?

posted Apr 26, 2016 by Chirag Gangdev

+4 votes

1 answer

Given a dictionary of strings and another string find out if the string is an exact match to some words in dictionary...

posted Apr 25, 2016 by anonymous

+5 votes

1 answer

Write a function to find whether two binary tree are mirror image of each other or not?

posted Apr 23, 2016 by Ajay Kumar

+2 votes

1 answer

What is the difference between Rank and Range in context of Binary Search Tree?

posted Apr 22, 2016 by anonymous

+2 votes

1 answer

Program for traversing a directed graph through DFS, visiting only vertices reachable from start vertex.

posted Apr 20, 2016 by Ajay Kumar

+2 votes

1 answer

What kind of graph are only 1 - colorable and why?

posted Apr 18, 2016 by anonymous

+3 votes

1 answer

How to find out if there is cycle in Directed graph using C?

posted Apr 14, 2016 by anonymous

0 votes

1 answer

ALGO: What is the diameter of a tree and what is the way to find it ?

posted Apr 8, 2016 by Vikram Singh

+1 vote

1 answer

Can we evaluate the infix expression with stack in one pass?

posted Mar 18, 2016 by anonymous

+2 votes

1 answer

Find the smallest weight path between root and any leaf node?

posted Mar 14, 2016 by anonymous

+3 votes

1 answer

Is there any possible to doubly linked list be implemented using a single pointer variable in every node?

posted Mar 2, 2016 by Mohammed Hussain

+1 vote

1 answer

Which Data Structure Should be used for LRU cache?

posted Mar 2, 2016 by Mohammed Hussain

+2 votes

1 answer

How to search an element in binary search tree?

posted Mar 2, 2016 by Deepa

0 votes

1 answer

What does Simulation of queues mean?

posted Mar 1, 2016 by Mohammed Hussain

+1 vote

1 answer

DS: From how many ways the hash collision problem can be resolved ?

posted Feb 27, 2016 by Harshita

+1 vote

1 answer

Get first node in a binary tree given a particular level?

posted Feb 19, 2016 by anonymous

0 votes

1 answer

Program to print all ancestors of a node in Binary tree?

posted Feb 18, 2016 by Rajan Paswan

+2 votes

1 answer

Given a binary tree (not BST), we are supposed to find nth smallest element?

posted Feb 11, 2016 by anonymous

+2 votes

1 answer

How to find the smallest element in a Binary Tree (Not BST)?

posted Feb 8, 2016 by anonymous

0 votes

1 answer

Write an algorithm for Copying a Binary Tree in dfs (data file structure).

posted Jan 27, 2016 by Latha

+2 votes

1 answer

What is the time complexity of Dijkstra’s algorithm (Assume graph is connected)

posted Jan 18, 2016 by anonymous

+2 votes

1 answer

Convert a number m to n with minimum operations. The operations allowed were -1 and *2.

posted Jan 14, 2016 by anonymous