Most answered questions under tag algorithms

+2 votes

1 answer

Design a data structure which could perform following operations in O(1): Insert(), Delete(), Search(), getRandom()

posted Nov 26, 2015 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

+2 votes

1 answer

Given list of word in dictionary, how to find minimum of steps to change a given word to another?

posted Oct 15, 2015 by anonymous

+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

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

posted Oct 12, 2015 by anonymous

+2 votes

1 answer

Can we find time complexity of an Algorithm if we have worst case and best case complexity?

posted Oct 5, 2015 by Aarati Mahajan

+2 votes

1 answer

Which one is the best and most useable algorithm for Association Rule Mining ?

posted Apr 25, 2015 by Sudhakar Singh

+3 votes

1 answer

How to find largest prime factor of a positive integer?

posted Mar 19, 2015 by anonymous

+3 votes

1 answer

Rock Paper and Scissor Implementation in C?

posted Nov 5, 2014 by anonymous

+4 votes

1 answer

JAVA Program for all combinations of (n-1) length substring of n length string ?

posted Nov 4, 2014 by Sudhakar Singh

+1 vote

1 answer

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

posted Sep 22, 2014 by anonymous

0 votes

1 answer

Sort Word based on it's occurences

posted Sep 11, 2014 by Atiqur Rahman

0 votes

1 answer

Algorithm for the calender?

posted Aug 18, 2014 by anonymous

+1 vote

1 answer

C: Cyclomatic complexity ?

posted Aug 14, 2014 by Harshita

+1 vote

1 answer

C: Write a program to find clusters in a given M*N matrix ?

posted Aug 5, 2014 by Harshita

+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

0 votes

1 answer

How can I print a pythagorean triplet from an array?

posted Jun 23, 2014 by anonymous

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

+1 vote

1 answer

Given a set S of n integers find all possible subsets(a,b,c) such that a + b + c = 0.

posted Jun 21, 2014 by anonymous

+1 vote

1 answer

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

posted Jun 15, 2014 by anonymous

+2 votes

1 answer

What is Stock Span problem?

posted May 13, 2014 by Atul Mishra

+2 votes

1 answer

The Knapsack problem.

posted Apr 29, 2014 by Muskan

+1 vote

1 answer

Find the Rotation Count in Rotated Sorted array

posted Apr 29, 2014 by Merry

+1 vote

1 answer

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

posted Apr 18, 2014 by As M Ob

+1 vote

1 answer

How can we insure stability in sorting algorithms?

posted Apr 8, 2014 by Vishvachi Tiwari

+3 votes

1 answer

My question about comparing run time performance of bubble sort and selection sort?

posted Mar 5, 2014 by As M Ob

+5 votes

1 answer

Efficient way to remove the duplicate in an array?

posted Mar 1, 2014 by Jai Prakash

+8 votes

1 answer

Find all triplets in an array.

posted Feb 3, 2014 by Atiqur Rahman

+6 votes

1 answer

Algo: How to analyse the algorithm for its complexity ?

posted Jan 29, 2014 by Vimal Kumar Mishra

+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

Best way to calculate nCr mod m

posted Jan 3, 2014 by Pankaj Agarwal

+5 votes

1 answer

How to find MAX-XOR in an array?

posted Dec 16, 2013 by Atiqur Rahman

+5 votes

1 answer

Find the area of the Orthogonal Polygon.

posted Dec 15, 2013 by Atiqur Rahman

+4 votes

1 answer

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

posted Dec 12, 2013 by Diya Sharma

+5 votes

1 answer

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

posted Dec 12, 2013 by Gaurav Sharma

+6 votes

1 answer

Given a matrix with 1s and 0s ?

posted Dec 12, 2013 by Gaurav Sharma

+5 votes

1 answer

String Path in Matrix ?

posted Dec 12, 2013 by Gaurav Sharma

+2 votes

1 answer

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

posted Dec 12, 2013 by Neeraj Mishra

+8 votes

1 answer

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

posted Dec 10, 2013 by Diya Sharma

+3 votes

1 answer

Tic-Tac-Toe alogorithm

posted Dec 6, 2013 by anonymous

+4 votes

1 answer

Best way to find if two numbers are coprime?

posted Nov 29, 2013 by anonymous

+3 votes

1 answer

How to find all permutations of a given string?

posted Nov 28, 2013 by Neelam

+7 votes

1 answer

Print cousins of a given node in a tree?

posted Nov 26, 2013 by anonymous

+7 votes

1 answer

Check if a tree is a subtree of another tree?

posted Nov 26, 2013 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

+5 votes

1 answer

Minimum number of swaps required to transform one string to other

posted Nov 25, 2013 by Raghu

+5 votes

1 answer

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

posted Nov 24, 2013 by Raghu

+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