Most voted questions under tag data structures

+3 votes

2 answers

How to delete a node in single linked list?

posted Mar 9, 2014 by sivanraj

+3 votes

1 answer

My question about comparing run time performance of bubble sort and selection sort?

posted Mar 5, 2014 by As M Ob

+3 votes

1 answer

Best way to calculate nCr mod m

posted Jan 3, 2014 by Pankaj Agarwal

+3 votes

2 answers

Detect the corruption in a LinkList?

posted Dec 11, 2013 by anonymous

+3 votes

1 answer

Tic-Tac-Toe alogorithm

posted Dec 6, 2013 by anonymous

+3 votes

0 answers

Coin Denomination Problem Solution in polynomial time

posted Dec 2, 2013 by Pankaj Agarwal

+3 votes

1 answer

Reverse a link-list without any additional pointer?

posted Dec 2, 2013 by anonymous

+3 votes

1 answer

Compare Two Binary Tree structures?

posted Nov 30, 2013 by anonymous

+3 votes

2 answers

How to find-out if given number is Fibannaci number?

posted Nov 28, 2013 by anonymous

+3 votes

1 answer

How to find all permutations of a given string?

posted Nov 28, 2013 by Neelam

+3 votes

1 answer

How to convert unstructured data into structured data?

posted Nov 25, 2013 by anonymous

+3 votes

0 answers

Reverse only "N" mid node of link list

posted Nov 11, 2013 by Vikas Upadhyay

+3 votes

1 answer

Why it is so important that a binary tree should be balanced?

posted Nov 8, 2013 by Garima Jain

+3 votes

2 answers

Minimum bits required to locate both kings in chess board ?

posted Nov 7, 2013 by Pankaj Agarwal

+3 votes

4 answers

Make palindrome of link list's element

posted Oct 23, 2013 by Anuj Yadav

+3 votes

1 answer

Find the subtraction of sum of nodes on even level and odd level.

posted Oct 22, 2013 by Anuj Yadav

+3 votes

2 answers

How to know if linklint has a loop?

posted Oct 22, 2013 by anonymous

+3 votes

1 answer

How many numbers are there with 10 as the hamming distance and can be represented using 15 bits.

posted Oct 22, 2013 by Neeraj Mishra

+3 votes

1 answer

Find Time Complexity, an element is repeating n/2 +1 times in a sorted array

posted Oct 21, 2013 by Neeraj Mishra

+3 votes

1 answer

Why B Trees are used to implement databases?

posted Oct 20, 2013 by Atul Mishra

+3 votes

1 answer

Can someone please write a C program for the given below problem ?

posted Oct 12, 2013 by Neeraj Mishra

+3 votes

1 answer

can any one write the program for reverse the Linkedlist But I want output as below

posted Oct 9, 2013 by Giri Prasad

+3 votes

2 answers

Iteration or recursion, which one is good to use when a problem can be solved by either of them ?

posted Sep 6, 2013 by Ganesh Kumar

+2 votes

0 answers

Invert a binary tree which consists of 0 or 1 in the way, where each node value is a LOGICAL AND between its children?

posted May 24, 2017 by Salil Agrawal

+2 votes

1 answer

Merge two binary search trees?

posted Dec 19, 2016 by anonymous

+2 votes

0 answers

How to solve this problem using c++ with operations in log complexities for both update and count?

posted Oct 6, 2016 by Shivam Kumar Pandey

+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

+2 votes

2 answers

C: Write a compact code to reverse the singly linked list using recursion?

posted Aug 31, 2016 by Rupam

+2 votes

1 answer

Calculate all permutations for an array of integers.

posted Aug 23, 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

+2 votes

0 answers

which one is the better data structure for representing graphs adjacency list or two dimension matrix?

posted Jul 23, 2016 by Shahsikant Dwivedi

+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

+2 votes

0 answers

Which of the various sorting algorithms in place?

posted Jun 23, 2016 by Shayeri Das

+2 votes

0 answers

Given a binary tree, whose leaf nodes are connected, how to find the height of this tree?

posted Jun 6, 2016 by anonymous

+2 votes

0 answers

Given a binary tree, find the largest subtree having atleast two other duplicate subtrees?

posted May 26, 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

+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

+2 votes

2 answers

Can a complete binary tree be full binary tree, please explain with an example?

posted Mar 28, 2016 by anonymous

+2 votes

1 answer

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

posted Mar 14, 2016 by anonymous

+2 votes

2 answers

What is merge sort and how it works?

posted Mar 7, 2016 by Divya Nayak

+2 votes

1 answer

How to search an element in binary search tree?

posted Mar 2, 2016 by Deepa

+2 votes

3 answers

Write a Algorithm that counts number of nodes in the circular linked list?

posted Mar 1, 2016 by Mohammed Hussain

+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

+2 votes

3 answers

How to print leaf nodes of a binary tree?

posted Jan 27, 2016 by anonymous

+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