TCS Interview Experience

Top tcs interview questions

S.No	Interview Question	Number of times candidates experienced this question in interviews
1	Single Number Leetcode Solution	10770
2	Move all negative elements to one side of array	10180
3	Palindrome Number LeetCode Solution	7532
4	Move Zeroes LeetCode Solution	5784
5	Binary Search LeetCode Solution	4067
6	First Unique Character in a String LeetCode Solution	3881
7	Coin Change 2 Leetcode Solution	3683
8	Subarray with 0 sum	3346
9	Stock Buy Sell to Maximize Profit	3016
10	Find the Number Occurring Odd Number of Times in an Array	2924
11	Find the First and Second Smallest Elements	2519
12	Largest Rectangle in Histogram LeetCode Solution	2356
13	Integer Break LeetCode Solution	2330
14	Next Permutation LeetCode Solution	2293
15	Special Number	1820
16	Removing Spaces from a String using stringstream	1619
17	Valid Parentheses Leetcode Solution	1611
18	Count items common to both the lists but with different prices	1570
19	Remove Extra Spaces from a String	1497
20	GCD Of Two Numbers	1408
21	Reverse a String	1403
22	Identify and Mark Unmatched Parenthesis in an Expression	1396
23	Print All Distinct Elements of the Array	1202
24	BFS vs DFS for Binary Tree	1177