TCS Interview ExperienceTop tcs interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Single Number Leetcode Solution149312Move all negative elements to one side of array144223Palindrome Number LeetCode Solution116204Move Zeroes LeetCode Solution98495Binary Search LeetCode Solution77286First Unique Character in a String LeetCode Solution57757Coin Change 2 Leetcode Solution57568Subarray with 0 sum53319Stock Buy Sell to Maximize Profit485210Find the Number Occurring Odd Number of Times in an Array462611Largest Rectangle in Histogram LeetCode Solution414412Next Permutation LeetCode Solution406513Find the First and Second Smallest Elements390514Integer Break LeetCode Solution374515Count items common to both the lists but with different prices373016Special Number357917Valid Parentheses Leetcode Solution320418Removing Spaces from a String using stringstream307219Reverse a String288620GCD Of Two Numbers275121BFS vs DFS for Binary Tree269522Print All Distinct Elements of the Array252323Identify and Mark Unmatched Parenthesis in an Expression247124Remove Extra Spaces from a String2340