Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Subarrays with distinct elements52792Maximum possible difference of two subsets of an array51413Remove Minimum Characters so that Two Strings Become Anagrams50224Given an Array of Pairs Find all Symmetric Pairs in it41705Check if a given array contains duplicate elements within k distance from each other40436Count Substrings with equal number of 0s, 1s and 2s34977Check if all Rows of a Matrix are Circular Rotations of Each Other33338Sort a String According to Another String32659Find all pairs (a, b) in an array such that a % b = k304110Print all subarrays with 0 sum296611Insertion in a Binary Tree277612Replace two consecutive equal values with one greater263513Products of ranges in an array256714Moser-de Bruijn Sequence254615Convert a String that is Repetition of a Substring of Length K250116Find Largest d in Array such that a + b + c = d243717Mean of range in array239118K’th Largest element in BST using constant extra space233119Print modified array after multiple array range increment operations213420Print modified array after executing the commands of addition and subtraction202621Maximum Depth Of Binary Tree1989