Most answered questions under tag data structures

+3 votes

2 answers

How can I implement Stack using Queue?

posted Apr 23, 2014 by Atul Mishra

+2 votes

2 answers

What is the difference between Interpolation search vs Binary search?

posted Apr 8, 2014 by Vishvachi Tiwari

+3 votes

2 answers

How to delete a node in single linked list?

posted Mar 9, 2014 by sivanraj

+6 votes

2 answers

Print a binary tree from top to bottom in level order

posted Jan 3, 2014 by Salil Agrawal

+5 votes

2 answers

C Program for setting of bits in one byte from 7 to 4 bits with 5 without changing remaing values

posted Dec 30, 2013 by Giri Prasad

+4 votes

2 answers

How to verify whether a binary tree is balanced tree?

posted Dec 12, 2013 by Mona Sharma

+6 votes

2 answers

Implement a function to find the first character in a string which only appears once.

posted Dec 12, 2013 by Anuj Yadav

+3 votes

2 answers

Detect the corruption in a LinkList?

posted Dec 11, 2013 by anonymous

+7 votes

2 answers

What is the quickest sorting method to use?

posted Dec 6, 2013 by Neeraj Pandey

+2 votes

2 answers

Rearrange even and odd numbers

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

+5 votes

2 answers

What is the use of structure padding in C?

posted Nov 24, 2013 by sivanraj

+6 votes

2 answers

Count Number of Non Leaf Nodes of a given Tree ?

posted Nov 23, 2013 by Mona Sharma

+6 votes

2 answers

Check whether a Tree and its Mirror Image are same?

posted Nov 23, 2013 by Mona Sharma

+4 votes

2 answers

Swap the ith and jth Bits for a 32-Bit Integer.

posted Nov 23, 2013 by Vikas Upadhyay

+6 votes

2 answers

How to print all right nodes of tree?

posted Nov 23, 2013 by anonymous

+8 votes

2 answers

Divide the array in two subarray such that difference of the sum is minimum?

posted Nov 12, 2013 by Prakash Singh

+3 votes

2 answers

Minimum bits required to locate both kings in chess board ?

posted Nov 7, 2013 by Pankaj Agarwal

+4 votes

2 answers

Delete all element from one array which are already in another ?

posted Nov 4, 2013 by Mona Sharma

+5 votes

2 answers

Is Singly Linked List a Palindrome ??

posted Nov 4, 2013 by Mona Sharma

+7 votes

2 answers

Multiply two numbers represented by linked lists ?

posted Oct 29, 2013 by Anuj Yadav

+6 votes

2 answers

What is the simples way to check if the sum of two unsigned integers has resulted in an overflow.

posted Oct 29, 2013 by Anuj Yadav

+7 votes

2 answers

Push all the zero’s of a given array to the end of the array.

posted Oct 29, 2013 by Mona Sharma

+7 votes

2 answers

How to know the size of the loop (only the loop size) in a single Link List?

posted Oct 28, 2013 by Salil Agrawal

+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

+4 votes

2 answers

How to implement doubly LinkList using single LinkList?

posted Oct 25, 2013 by anonymous

+3 votes

2 answers

How to know if linklint has a loop?

posted Oct 22, 2013 by anonymous

+1 vote

2 answers

What is min time taken to find kth smallest element in the merged sorted array of 3 sorted array?

posted Oct 21, 2013 by Neeraj Mishra

+4 votes

2 answers

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

posted Oct 21, 2013 by anonymous

+5 votes

2 answers

Subarray which has maximum sum.

posted Oct 12, 2013 by Diya Sharma

+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

+5 votes

2 answers

Remove a middle node of a singly linked which has odd number of nodes using a single pointer ?

posted Oct 9, 2013 by Neeraj Mishra

+5 votes

2 answers

how to find the Node in linked list without using Null?

posted Oct 9, 2013 by Giri Prasad

+6 votes

2 answers

Which is better AVL tree or Red Black tree??

posted Oct 1, 2013 by Vikas Upadhyay

+4 votes

2 answers

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

posted Sep 28, 2013 by Vivek Singh

+2 votes

2 answers

Consider a linked list implemented of a queue with two pointers: front and rear.

posted Sep 27, 2013 by Vivek Singh

+4 votes

2 answers

Can someone write C program to remove duplicate entries from an array with less than O(n2) complexity ?

posted Sep 18, 2013 by Ganesh Kumar

+2 votes

2 answers

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

posted Sep 9, 2013 by Arvind Singh

+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

2 answers

What are the real life applications, In which heap data structure used

posted Sep 1, 2013 by Vikram Singh

0 votes

1 answer

What are three forms of prolog term?

posted Dec 25, 2018 by anonymous

+1 vote

1 answer

What is the difference between a skew tree and a linked list?

posted Apr 12, 2018 by anonymous

0 votes

1 answer

What is the worse-case time complexity for a binary search tree for searching?

posted Nov 4, 2017 by anonymous

+1 vote

1 answer

What is this pointer in c++? Give proper syntax with example.

posted Aug 11, 2017 by Anirudha Sarkar

0 votes

1 answer

How to swap adjacent element of a single linked list?

posted Jul 7, 2017 by Ajay Kumar

+1 vote

1 answer

C: How to reverse a queue using one stack?

posted Jul 7, 2017 by Ajay Kumar

+1 vote

1 answer

How to reverse a stack using a queue?

posted Jul 7, 2017 by Ajay Kumar

+1 vote

1 answer

What is the time and space complexity of huffman coding?

posted Jul 3, 2017 by anonymous

+1 vote

1 answer

Write a C program to reverse a stack using recursion?

posted May 16, 2017 by Pooja Singh