Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Maximum possible difference of two subsets of an array37112Remove Minimum Characters so that Two Strings Become Anagrams36543Subarrays with distinct elements35474Check if a given array contains duplicate elements within k distance from each other29195Given an Array of Pairs Find all Symmetric Pairs in it28026Check if all Rows of a Matrix are Circular Rotations of Each Other23397Count Substrings with equal number of 0s, 1s and 2s23038Sort a String According to Another String22399Find all pairs (a, b) in an array such that a % b = k207510Print all subarrays with 0 sum202611Insertion in a Binary Tree174612Products of ranges in an array164713Replace two consecutive equal values with one greater162914Convert a String that is Repetition of a Substring of Length K161515Mean of range in array147116Find Largest d in Array such that a + b + c = d146017Moser-de Bruijn Sequence142918K’th Largest element in BST using constant extra space136219Print modified array after multiple array range increment operations130220Print modified array after executing the commands of addition and subtraction122521Maximum Depth Of Binary Tree1149