Most viewed questions under tag data structures

+6 votes

3 answers

Reverse the order of the words

posted Oct 29, 2013 by Mona Sharma

+5 votes

1 answer

How to construct a binary search tree from a given postorder or preorder sequence.

posted Oct 25, 2013 by Luv Kumar

+1 vote

1 answer

If you are using C language to implement the heterogeneous linked list, what pointer type will you use?

posted May 19, 2015 by anonymous

+1 vote

3 answers

Data Structure: What is the efficient way to delete middle node of a singly linked list ?

posted May 18, 2014 by Ganesh Kumar

+4 votes

1 answer

Write a c Program for Pyramid ?

posted Dec 30, 2013 by Giri Prasad

+8 votes

1 answer

How to implement a read-write lock in C++ ?

posted Feb 11, 2014 by Kanika Prashar

+3 votes

1 answer

Why B Trees are used to implement databases?

posted Oct 20, 2013 by Atul Mishra

+1 vote

1 answer

Find non-distinct occurrences of the words found in the array?

posted Sep 16, 2013 by Vinay Shukla

+2 votes

2 answers

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

posted Mar 28, 2016 by anonymous

+1 vote

1 answer

Which data structure is best for english words dictionary and why ??

posted Oct 17, 2013 by Vikas Upadhyay

+3 votes

3 answers

Write a C program to implement stack using single linked list?

posted Apr 2, 2016 by anonymous

+4 votes

4 answers

I am looking for the non recursive code (C/C++ for Binary Search Tree, Please help?

posted Dec 6, 2015 by anonymous

+4 votes

2 answers

How to find if a binary tree is mirror image of another binary tree?

posted Oct 21, 2013 by anonymous

+1 vote

1 answer

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

posted Mar 18, 2016 by anonymous

+4 votes

1 answer

How to find if given binary tree is binary search tree?

posted Oct 30, 2013 by Majula Joshi

+1 vote

1 answer

Difference between ADT(abstract data type) and DS(Data Structure)?

posted Jul 14, 2014 by anonymous

+3 votes

0 answers

How to get data of previous node that is (k-1) when head is pointing to k node?

posted Sep 6, 2016 by Shivam Kumar Pandey

+7 votes

3 answers

Is there a way to multiply matrices in lesser than o(n^3) time complexity?

posted Nov 18, 2013 by Anuj Yadav

0 votes

1 answer

Maximum number of binary trees that can be formed with three unlabeled nodes ?

posted Oct 22, 2013 by Neeraj Mishra

+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

0 votes

1 answer

How we can find all non duplicate pairs of an array which has a sum S.

posted Jun 22, 2014 by Salil Agrawal

+4 votes

1 answer

How to swap the two consecutive bits of unsigned integer ?

posted Nov 4, 2013 by Anuj Yadav

+5 votes

2 answers

What is the use of structure padding in C?

posted Nov 24, 2013 by sivanraj

+3 votes

2 answers

How to know if linklint has a loop?

posted Oct 22, 2013 by anonymous

+1 vote

2 answers

How to find inorder successor in a binary search tree, sample C/C++ code would be helpful?

posted May 16, 2016 by anonymous

+4 votes

2 answers

Input List => 1 2 3 4 5 6 7 8 9 10 11 Output List => 3 2 1 6 5 4 9 8 7 10 11

posted Oct 10, 2013 by Neeraj Mishra

+3 votes

1 answer

What are the advantages of Data Structures and Abstract Data Types and why we should study them?

posted Feb 25, 2015 by Jalal

+2 votes

0 answers

Can any one Explain with a c program to printing tower in c and returning remaing stars ?

posted Dec 30, 2013 by Giri Prasad

+1 vote

3 answers

How to find the Nth Fibonacci number in O(log N) time complexity?

posted Dec 18, 2015 by anonymous

+8 votes

2 answers

How to delete the duplicate elements in a linklist?

posted Oct 28, 2013 by anonymous

+4 votes

2 answers

How to convert a binary tree into binary search tree?

posted Oct 27, 2013 by anonymous

+7 votes

1 answer

How to draw a circle without use of floating point computation?

posted Oct 29, 2013 by Mona Sharma

+2 votes

2 answers

How to find out merge point (node) of two singly linked list ?

posted Nov 2, 2014 by anonymous

+5 votes

1 answer

How to find nodes in a tree which has longest path?

posted Nov 23, 2013 by Anuj Yadav

+3 votes

2 answers

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

posted Nov 28, 2013 by anonymous

+1 vote

1 answer

Write a C Program to illustrate Stack Operations using MACROS?

posted May 14, 2017 by Supriya Jain

+1 vote

1 answer

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

posted Nov 3, 2016 by anonymous

+2 votes

0 answers

How to delete first half or second half of the tree?

posted Oct 23, 2013 by sivanraj

+1 vote

0 answers

Given a string and dictionary of words, form a word by removing minimum number of characters?

posted Dec 16, 2016 by anonymous

+2 votes

1 answer

Which data structure is used to store a file into memory and why?

posted Nov 1, 2013 by Meenal Mishra

+3 votes

1 answer

What is the data structures used to perform recursion?

posted Apr 24, 2015 by Vrije Mani Upadhyay

+2 votes

3 answers

If we have pointer to head of a linked list, suggest ways to jump to the middle element of the linked list?

posted Sep 26, 2014 by anonymous

+6 votes

3 answers

Reverse the words in a string without changing their order?

posted Oct 30, 2013 by Salil Agrawal

+1 vote

1 answer

Write a C program to reverse a stack using recursion?

posted May 16, 2017 by Pooja Singh

+5 votes

1 answer

Given a linked list, reverse alternate nodes and append at the end?

posted Apr 16, 2014 by Atul Mishra

+4 votes

2 answers

How to find if given binary tree is a valid binary search tree?

posted Sep 28, 2013 by Vivek Singh

+1 vote

2 answers

How to print all prime factor of a number in descending order using a stack?

posted Jul 7, 2017 by Ajay Kumar

+2 votes

1 answer

Write code to return the index of first occurrence of element of sorted array ??

posted Jan 19, 2014 by anonymous

+3 votes

1 answer

Given only a pointer to a node to be deleted in a singly linked list, how do you delete it?

posted Apr 15, 2014 by Atul Mishra

+3 votes

1 answer

Difference between BST and Heap ?

posted Nov 20, 2014 by Neeraj Mishra