Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Subarrays with distinct elements51912Maximum possible difference of two subsets of an array49943Remove Minimum Characters so that Two Strings Become Anagrams48934Given an Array of Pairs Find all Symmetric Pairs in it40315Check if a given array contains duplicate elements within k distance from each other39536Count Substrings with equal number of 0s, 1s and 2s33947Check if all Rows of a Matrix are Circular Rotations of Each Other31978Sort a String According to Another String31789Find all pairs (a, b) in an array such that a % b = k295310Print all subarrays with 0 sum287211Insertion in a Binary Tree269412Replace two consecutive equal values with one greater254213Products of ranges in an array247214Convert a String that is Repetition of a Substring of Length K241115Moser-de Bruijn Sequence239116Find Largest d in Array such that a + b + c = d234817Mean of range in array229118K’th Largest element in BST using constant extra space221419Print modified array after multiple array range increment operations204920Print modified array after executing the commands of addition and subtraction193021Maximum Depth Of Binary Tree1893