Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Maximum possible difference of two subsets of an array37402Remove Minimum Characters so that Two Strings Become Anagrams36853Subarrays with distinct elements35874Check if a given array contains duplicate elements within k distance from each other29605Given an Array of Pairs Find all Symmetric Pairs in it28296Check if all Rows of a Matrix are Circular Rotations of Each Other23637Count Substrings with equal number of 0s, 1s and 2s23398Sort a String According to Another String22679Find all pairs (a, b) in an array such that a % b = k211110Print all subarrays with 0 sum206111Insertion in a Binary Tree181012Products of ranges in an array166813Convert a String that is Repetition of a Substring of Length K166014Replace two consecutive equal values with one greater165215Mean of range in array150216Find Largest d in Array such that a + b + c = d149417Moser-de Bruijn Sequence146718K’th Largest element in BST using constant extra space138119Print modified array after multiple array range increment operations132620Print modified array after executing the commands of addition and subtraction125921Maximum Depth Of Binary Tree1176