Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Subarrays with distinct elements52362Maximum possible difference of two subsets of an array50813Remove Minimum Characters so that Two Strings Become Anagrams49654Given an Array of Pairs Find all Symmetric Pairs in it40955Check if a given array contains duplicate elements within k distance from each other39986Count Substrings with equal number of 0s, 1s and 2s34477Check if all Rows of a Matrix are Circular Rotations of Each Other32798Sort a String According to Another String32299Find all pairs (a, b) in an array such that a % b = k300210Print all subarrays with 0 sum292311Insertion in a Binary Tree274212Replace two consecutive equal values with one greater258913Products of ranges in an array251614Moser-de Bruijn Sequence248215Convert a String that is Repetition of a Substring of Length K245716Find Largest d in Array such that a + b + c = d240017Mean of range in array235218K’th Largest element in BST using constant extra space227319Print modified array after multiple array range increment operations209720Print modified array after executing the commands of addition and subtraction199021Maximum Depth Of Binary Tree1942