Most viewed questions under tag algorithms

+3 votes

1 answer

Print all Jumping Numbers smaller than or equal to a given value.

posted Feb 11, 2016 by anonymous

+7 votes

2 answers

Multiply two numbers represented by linked lists ?

posted Oct 29, 2013 by Anuj Yadav

+8 votes

1 answer

Convert the given string into palindrome with minimum number of appends ?

posted Dec 10, 2013 by Diya Sharma

+4 votes

3 answers

Maximum size square sub-matrix with all 1 s, Recusively

posted Dec 28, 2013 by Atiqur Rahman

+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

+2 votes

3 answers

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

posted Mar 1, 2016 by Mohammed Hussain

+5 votes

1 answer

Given an unsorted array, find the max length of subsequence ?

posted Dec 12, 2013 by Gaurav Sharma

+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

+5 votes

1 answer

Minimum number of swaps required to transform one string to other

posted Nov 25, 2013 by Raghu

+6 votes

1 answer

Write a program to find common alphabet in all the strings.

posted Mar 25, 2016 by Shahsikant Dwivedi

+2 votes

1 answer

What is Stock Span problem?

posted May 13, 2014 by Atul Mishra

+8 votes

1 answer

How to find longest path of a given binary tree?

posted Oct 28, 2013 by Sanketi Garg

+4 votes

1 answer

How to write Euclid's GCD non-recursive algorithm?

posted Feb 8, 2016 by anonymous

+5 votes

1 answer

How to find MAX-XOR in an array?

posted Dec 16, 2013 by Atiqur Rahman

+7 votes

1 answer

Print cousins of a given node in a tree?

posted Nov 26, 2013 by anonymous

+5 votes

3 answers

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

posted Nov 11, 2013 by Prakash Singh

+5 votes

1 answer

Write a program to identify a sentace is a Pangram or not.

posted Mar 22, 2016 by Shahsikant Dwivedi

+1 vote

1 answer

What is amortized analysis of algorithm? How is it different from asymptotic analysis?

posted Sep 22, 2014 by anonymous

+1 vote

1 answer

What is the time and space complexity of huffman coding?

posted Jul 3, 2017 by anonymous

+3 votes

0 answers

How to find shortest path in a multistage graph using dynamic programming?

posted Mar 8, 2016 by anonymous

+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

How to solve Josephus Problem using Linked List?

posted Nov 23, 2013 by Mona Sharma

+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

+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

+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

+1 vote

1 answer

How does Face Recognition Technology work?

posted Nov 16, 2017 by anonymous

+7 votes

1 answer

Find number of anagram groups ?

posted Nov 18, 2013 by Vikas Upadhyay

+2 votes

3 answers

How to multiply two numbers represented by array of integers?

posted Mar 2, 2016 by anonymous

0 votes

Travelling salesman problem is an example of [MCQ]

posted Nov 26, 2017 by anonymous

+4 votes

1 answer

Best way to find if two numbers are coprime?

posted Nov 29, 2013 by anonymous

+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

+7 votes

1 answer

Find the Common Ancestor and Print the Path.

posted Nov 23, 2013 by anonymous

+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

+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

+5 votes

0 answers

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

posted Nov 13, 2013 by anonymous

+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

1 answer

How to find all permutations of a given string?

posted Nov 28, 2013 by Neelam

+8 votes

1 answer

Find all triplets in an array.

posted Feb 3, 2014 by Atiqur Rahman

+1 vote

1 answer

My question about comparing run time performance of Counting sort !!

posted Apr 18, 2014 by As M Ob

+3 votes

1 answer

Best way to calculate nCr mod m

posted Jan 3, 2014 by Pankaj Agarwal

+2 votes

1 answer

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

posted Jan 18, 2016 by anonymous

+7 votes

0 answers

How to find the lowest common ancestor of the two given nodes in a Tree?

posted Jan 2, 2014 by anonymous

+4 votes

2 answers

Find the second largest element in an integer array,without using sorting techniques and complexity must not exceed O(n)

posted Mar 20, 2016 by Shahsikant Dwivedi

+3 votes

1 answer

How to divide an array into two parts so that average of both the arrays are equal?

posted Oct 12, 2015 by anonymous

+4 votes

1 answer

What is the last number, if we delete nth number of a circle ?

posted Dec 12, 2013 by Diya Sharma

+3 votes

2 answers

Why quicksort is called quick though it is not the fastest?

posted Nov 12, 2014 by anonymous

+2 votes

1 answer

How to implement a C / C++ program for Dijkstra's shortest path algorithm.

posted Dec 24, 2015 by anonymous

+1 vote

0 answers

How do you shuffle a binary tree without using any external data structures.

posted Sep 11, 2014 by Atiqur Rahman

+6 votes

2 answers

Print a binary tree from top to bottom in level order

posted Jan 3, 2014 by Salil Agrawal

+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