TCS Interview ExperienceTop tcs interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Single Number Leetcode Solution121852Move all negative elements to one side of array117673Palindrome Number LeetCode Solution95734Move Zeroes LeetCode Solution72665Binary Search LeetCode Solution54696First Unique Character in a String LeetCode Solution47107Coin Change 2 Leetcode Solution44768Subarray with 0 sum40539Stock Buy Sell to Maximize Profit367310Find the Number Occurring Odd Number of Times in an Array354411Next Permutation LeetCode Solution303012Largest Rectangle in Histogram LeetCode Solution299413Find the First and Second Smallest Elements295714Integer Break LeetCode Solution284915Special Number242116Count items common to both the lists but with different prices228917Valid Parentheses Leetcode Solution218518Removing Spaces from a String using stringstream208619Reverse a String188920GCD Of Two Numbers181421Remove Extra Spaces from a String177722Identify and Mark Unmatched Parenthesis in an Expression176923BFS vs DFS for Binary Tree159124Print All Distinct Elements of the Array1560