Daily One Algorithm

Iterative Traversal of Binary Tree Preorder Iterative 1) Create an empty stack nodeStack and push root node to stack. 2) Do follow...

Qn: Given a list of integers, find the highest value that can be obtained by concatenating these integers together? Ans: The idea is to ...

Design Patterns Cloud Design patterns https://msdn.microsoft.com/en-us/library/dn600223.aspx Visitor Pattern  Helps to traverse a s...

Given an array of size n wherein elements keep on increasing monotically upto a certain location after which they keep on decreasing monoti...

You are given an array ' containing 0s and 1s. Find O(n) time and O(1) space algorithm to find the maximum sub sequence which has equ...

There are few numbers considered to be unlucky(It contains only 4 and 7. ). Our goal is to find count of such numbers in the range of posit...

An ideal string is a string where the 1-based index of the first occurrence of each letter is equal to the number of occurrences of that le...

Find the next palindrome . Input is an integer and output should be the palindrome integer which is higher than the input. Example: Input: 1...