Freecharge Interview ExperienceTop freecharge interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Subarrays with distinct elements53482Maximum possible difference of two subsets of an array52153Remove Minimum Characters so that Two Strings Become Anagrams50994Given an Array of Pairs Find all Symmetric Pairs in it42395Check if a given array contains duplicate elements within k distance from each other41126Count Substrings with equal number of 0s, 1s and 2s35577Check if all Rows of a Matrix are Circular Rotations of Each Other33988Sort a String According to Another String33489Find all pairs (a, b) in an array such that a % b = k309910Print all subarrays with 0 sum303211Insertion in a Binary Tree283712Moser-de Bruijn Sequence270613Replace two consecutive equal values with one greater270114Products of ranges in an array264015Convert a String that is Repetition of a Substring of Length K255916Find Largest d in Array such that a + b + c = d250217Mean of range in array245318K’th Largest element in BST using constant extra space241619Print modified array after multiple array range increment operations220620Print modified array after executing the commands of addition and subtraction210221Maximum Depth Of Binary Tree2045