Recent posts under tag algorithms

+6 votes

2 answers

Check whether a Tree and its Mirror Image are same?

posted Nov 23, 2013 by Mona Sharma

+5 votes

1 answer

How to solve Josephus Problem using Linked List?

posted Nov 23, 2013 by Mona Sharma

+5 votes

1 answer

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

posted Nov 23, 2013 by Anuj Yadav

+7 votes

1 answer

Print Border of given Tree in Anticlockwise Direction ?

posted Nov 23, 2013 by Diya Sharma

+6 votes

2 answers

How to print all right nodes of tree?

posted Nov 23, 2013 by anonymous

+7 votes

1 answer

Find the Common Ancestor and Print the Path.

posted Nov 23, 2013 by anonymous

+5 votes

1 answer

what is tail recursion?

posted Nov 22, 2013 by anonymous

+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

+7 votes

1 answer

Find number of anagram groups ?

posted Nov 18, 2013 by Vikas Upadhyay

+7 votes

0 answers

Given two n-node trees, how many rotations does it take to convert one tree into the other?

posted Nov 18, 2013 by Vikas Upadhyay

+7 votes

0 answers

Spider and Fly.

posted Nov 18, 2013 by Anuj Yadav

+6 votes

3 answers

How would you rotate an NxN matrix by 90 degrees clockwise?

posted Nov 18, 2013 by Anuj Yadav

+5 votes

1 answer

Find 100 closest points to the origin in a Cartesian plane?

posted Nov 18, 2013 by Mona Sharma

+5 votes

0 answers

Find All possible paths down stairs.

posted Nov 18, 2013 by Mona Sharma

+4 votes

1 answer

Which is the quickest sorting method and why?

posted Nov 18, 2013 by anonymous

+5 votes

1 answer

print tree in zig zag order ?

posted Nov 17, 2013 by Mona Sharma

+7 votes

1 answer

Find the path with least sum between two zeros in a matrix?

posted Nov 17, 2013 by Anuj Yadav

+5 votes

0 answers

Find out a number which is palindrome in decimal and octal notation?

posted Nov 13, 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

+5 votes

3 answers

WAP to find whether given adjacency matrix represents Graph or Tree?

posted Nov 11, 2013 by Prakash Singh

+4 votes

1 answer

Reverse node of loop of link list ??

posted Nov 11, 2013 by Anuj Yadav

+3 votes

0 answers

Reverse only "N" mid node of link list

posted Nov 11, 2013 by Vikas Upadhyay

+4 votes

0 answers

WAP to arrange element of array ?

posted Nov 8, 2013 by Anuj Yadav

+4 votes

1 answer

Give a good data structure for having n queues.

posted Nov 4, 2013 by Anuj Yadav

+4 votes

2 answers

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

posted Nov 4, 2013 by Mona Sharma

+2 votes

0 answers

Algorithm that makes maximum compression of completly diffused data.

posted Oct 30, 2013 by Jai Prakash

+4 votes

1 answer

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

posted Oct 30, 2013 by Majula Joshi

+7 votes

2 answers

Multiply two numbers represented by linked lists ?

posted Oct 29, 2013 by Anuj Yadav

+7 votes

1 answer

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

posted Oct 29, 2013 by Mona Sharma

+6 votes

0 answers

Write a program to rearrange the 16 squares to get original big square ??

posted Oct 29, 2013 by Mona Sharma

+7 votes

1 answer

As a web server developer how can you make sure you have never seen the same content before ??

posted Oct 29, 2013 by Mona Sharma

+8 votes

1 answer

How to find longest path of a given binary tree?

posted Oct 28, 2013 by Sanketi Garg

+8 votes

1 answer

What are some useful but not so popular data structure?

posted Oct 28, 2013 by anonymous

+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 implement doubly LinkList using single LinkList?

posted Oct 25, 2013 by anonymous

+2 votes

1 answer

How to find mid point of singly linked list in a single pass only ?

posted Oct 23, 2013 by Priyanshi Goyal

+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

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

+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

C: Find the string which is made up of maximum number of other strings ?

posted Oct 18, 2013 by Vikram Singh

+1 vote

1 answer

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

posted Oct 17, 2013 by Vikas Upadhyay

+5 votes

2 answers

print all the combinations of the digits of a given number

posted Oct 12, 2013 by Sony Mohanty

+5 votes

2 answers

Subarray which has maximum sum.

posted Oct 12, 2013 by Diya Sharma

+3 votes

1 answer

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

posted Oct 12, 2013 by Neeraj Mishra

+5 votes

1 answer

Print a tree.

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

+1 vote

1 answer

Fatest way to remove duplicate elements from a sorted array ?

posted Oct 9, 2013 by Vikram Singh