Most viewed questions under tag algorithms

+7 votes

1 answer

Check if a tree is a subtree of another tree?

posted Nov 26, 2013 by anonymous

+1 vote

1 answer

How to implement dijkstra's algorithm using adjacency list representation of graph?

posted Dec 23, 2015 by anonymous

+1 vote

1 answer

Coin Change Problem: minimum number of coins required to form sum S.

posted Jun 15, 2014 by anonymous

+3 votes

0 answers

Coin Denomination Problem Solution in polynomial time

posted Dec 2, 2013 by Pankaj Agarwal

+2 votes

2 answers

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

posted Aug 31, 2016 by Rupam

+5 votes

1 answer

Give an algorithm to find nth number generated from list of prime numbers?

posted Nov 24, 2013 by Raghu

0 votes

1 answer

Given an unordered array A of size n and integer x, What is best complexity to find two elements in A whose sum is x?

posted May 27, 2017 by anonymous

+2 votes

1 answer

How to implement Minimum spanning tree using prim's algorithm?

posted Dec 28, 2015 by anonymous

+2 votes

2 answers

Rearrange even and odd numbers

posted Nov 30, 2013 by anonymous

+1 vote

1 answer

Fatest way to remove duplicate elements from a sorted array ?

posted Oct 9, 2013 by Vikram Singh

+1 vote

2 answers

How to calculate time complexity of an Algorithm?

posted Feb 9, 2016 by anonymous

+1 vote

1 answer

Give an example of Algo/Program whose time complexity is O(log log n) ?

posted Jun 24, 2014 by Sachidananda Sahu

+3 votes

2 answers

A list contains a set of numbers, one number presents once and other numbers present even no. of times.

posted Oct 26, 2015 by Vikram Singh

0 votes

0 answers

Best way to find min of square of difference sub-matrices of a matrix to another matrix

posted Jul 4, 2014 by Pankaj Agarwal

+2 votes

1 answer

What is the default behavior of the GGSN if no Validity Time AVP is sent from the OCS?

posted Jan 5, 2016 by Ronald Hudson

+2 votes

2 answers

What is time complexity of euclidean method to find GCD?

posted Dec 10, 2015 by anonymous

+6 votes

2 answers

Count Number of Non Leaf Nodes of a given Tree ?

posted Nov 23, 2013 by Mona Sharma

+2 votes

0 answers

How to implement a linklist to communicate between two processes?

posted Mar 25, 2014 by anonymous

+5 votes

1 answer

print tree in zig zag order ?

posted Nov 17, 2013 by Mona Sharma

+4 votes

1 answer

Give a good data structure for having n queues.

posted Nov 4, 2013 by Anuj Yadav

+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

+6 votes

2 answers

How to print all right nodes of tree?

posted Nov 23, 2013 by anonymous

+7 votes

1 answer

Print Border of given Tree in Anticlockwise Direction ?

posted Nov 23, 2013 by Diya Sharma

+5 votes

0 answers

print the longest path of a binary tree ?

posted Dec 12, 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

+4 votes

2 answers

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

posted Nov 4, 2013 by Mona Sharma

+4 votes

2 answers

How to implement doubly LinkList using single LinkList?

posted Oct 25, 2013 by anonymous

+4 votes

1 answer

How to multiply two very big numbers without overflow ?

posted Feb 3, 2016 by anonymous

0 votes

0 answers

Checks if two matrices have identical values in all elements with minimum complexity?

posted Mar 2, 2017 by anonymous

+3 votes

1 answer

How to create BST by using Inorder and Postorder traversal?

posted Jun 17, 2016 by Shahsikant Dwivedi

+4 votes

1 answer

Reverse node of loop of link list ??

posted Nov 11, 2013 by Anuj Yadav

+3 votes

1 answer

Print all permutations of a string and share the complexity of the algorithm?

posted Oct 14, 2015 by anonymous

+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

+2 votes

1 answer

ALGO: What are all possible ways to find out missing two numbers from a number series 1,2 ,3 .... N ?

posted Jan 24, 2017 by Vikram Singh

+4 votes

0 answers

WAP to arrange element of array ?

posted Nov 8, 2013 by Anuj Yadav

+4 votes

1 answer

Which is the quickest sorting method and why?

posted Nov 18, 2013 by anonymous

+4 votes

0 answers

Calculate 1+2+…+n without multiplication?

posted Dec 12, 2013 by Anuj Yadav

+3 votes

0 answers

What is optimal way to communicate with the web server while fetching the images, using javascript?

posted Mar 29, 2015 by Prakash

+2 votes

1 answer

Find total number of ways to make change using given set of coins

posted Jul 31, 2016 by Hasan Raza

+1 vote

1 answer

Given an array and query ranges to get sum of each range.

posted Oct 25, 2016 by anonymous

0 votes

0 answers

Which order of loops is fastest in matrix multiplication and why ?

posted Jun 29, 2016 by anonymous

+3 votes

1 answer

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

posted Oct 12, 2013 by Neeraj Mishra

0 votes

1 answer

Best algorithm to complete tower of hanoi problem?

posted Mar 1, 2016 by anonymous

+1 vote

1 answer

What is time complexity of Minimum Spanning tree of adjacency matrix representation using prim's algorithm?

posted Dec 28, 2015 by anonymous

+2 votes

1 answer

C: Difference between random number generator and pseudo random number generator ?

posted Dec 12, 2013 by Neeraj Mishra

+5 votes

1 answer

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

posted Nov 18, 2013 by Mona Sharma

0 votes

0 answers

how to print all the cousins of a node in binary search tree, except second cousins?

posted Oct 21, 2017 by anonymous

0 votes

1 answer

How do merge sort and quick sort differ? They both runs in O(n log n) complexity?

posted Oct 3, 2018 by anonymous

+4 votes

1 answer

convert one string to another such that one char is changed at a time?

posted Nov 26, 2013 by anonymous

+3 votes

1 answer

Given an active stream of sorted arrays, how would you merge them efficiently?

posted Nov 16, 2015 by Saif Khanam