Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Subarrays with distinct elements48572Maximum possible difference of two subsets of an array47783Remove Minimum Characters so that Two Strings Become Anagrams46204Given an Array of Pairs Find all Symmetric Pairs in it37755Check if a given array contains duplicate elements within k distance from each other37216Count Substrings with equal number of 0s, 1s and 2s31467Sort a String According to Another String29748Check if all Rows of a Matrix are Circular Rotations of Each Other29309Find all pairs (a, b) in an array such that a % b = k273710Print all subarrays with 0 sum267111Insertion in a Binary Tree247812Replace two consecutive equal values with one greater235213Products of ranges in an array225614Convert a String that is Repetition of a Substring of Length K219715Find Largest d in Array such that a + b + c = d216316Mean of range in array210417Moser-de Bruijn Sequence209518K’th Largest element in BST using constant extra space199619Print modified array after multiple array range increment operations185720Print modified array after executing the commands of addition and subtraction177921Maximum Depth Of Binary Tree1692