TCS Interview ExperienceTop tcs interview questionsS.NoInterview QuestionNumber of times candidates experienced this question in interviews1Single Number Leetcode Solution119302Move all negative elements to one side of array115183Palindrome Number LeetCode Solution93224Move Zeroes LeetCode Solution69595Binary Search LeetCode Solution52376First Unique Character in a String LeetCode Solution45537Coin Change 2 Leetcode Solution43288Subarray with 0 sum39399Stock Buy Sell to Maximize Profit355410Find the Number Occurring Odd Number of Times in an Array343811Next Permutation LeetCode Solution292412Largest Rectangle in Histogram LeetCode Solution286513Find the First and Second Smallest Elements285614Integer Break LeetCode Solution275715Special Number230616Count items common to both the lists but with different prices215317Valid Parentheses Leetcode Solution205218Removing Spaces from a String using stringstream197819Reverse a String174720Remove Extra Spaces from a String172221GCD Of Two Numbers171622Identify and Mark Unmatched Parenthesis in an Expression168723Print All Distinct Elements of the Array148224BFS vs DFS for Binary Tree1473