TCS Interview ExperienceTop tcs interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Single Number Leetcode Solution150022Move all negative elements to one side of array144893Palindrome Number LeetCode Solution116824Move Zeroes LeetCode Solution99175Binary Search LeetCode Solution78176First Unique Character in a String LeetCode Solution58377Coin Change 2 Leetcode Solution58238Subarray with 0 sum54099Stock Buy Sell to Maximize Profit489510Find the Number Occurring Odd Number of Times in an Array467911Largest Rectangle in Histogram LeetCode Solution419412Next Permutation LeetCode Solution412613Find the First and Second Smallest Elements397614Integer Break LeetCode Solution380315Count items common to both the lists but with different prices377516Special Number365117Valid Parentheses Leetcode Solution326818Removing Spaces from a String using stringstream313219Reverse a String295120GCD Of Two Numbers280621BFS vs DFS for Binary Tree277322Print All Distinct Elements of the Array256823Identify and Mark Unmatched Parenthesis in an Expression254324Remove Extra Spaces from a String2406