Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Maximum possible difference of two subsets of an array42432Remove Minimum Characters so that Two Strings Become Anagrams40593Subarrays with distinct elements40064Check if a given array contains duplicate elements within k distance from each other32605Given an Array of Pairs Find all Symmetric Pairs in it31686Count Substrings with equal number of 0s, 1s and 2s26387Check if all Rows of a Matrix are Circular Rotations of Each Other26158Sort a String According to Another String25289Find all pairs (a, b) in an array such that a % b = k241310Print all subarrays with 0 sum229511Insertion in a Binary Tree207012Replace two consecutive equal values with one greater194813Products of ranges in an array188414Convert a String that is Repetition of a Substring of Length K188015Find Largest d in Array such that a + b + c = d176816Moser-de Bruijn Sequence172317Mean of range in array170018K’th Largest element in BST using constant extra space159519Print modified array after multiple array range increment operations154720Print modified array after executing the commands of addition and subtraction143821Maximum Depth Of Binary Tree1367