TCS Two Pointers Questions

38 two pointers problems asked at TCS interviews

Easy (16)Medium (21)Hard (1)

Questions

TitleDifficulty
Longest Palindromic SubstringMedium
Move ZeroesEasy
Sort ColorsMedium
Find the Index of the First Occurrence in a StringEasy
Rotate ArrayMedium
Container With Most WaterMedium
Remove Duplicates from Sorted ArrayEasy
3SumMedium
Reverse StringEasy
Valid PalindromeEasy
Trapping Rain WaterHard
Merge Sorted ArrayEasy
Squares of a Sorted ArrayEasy
Find the Duplicate NumberMedium
Happy NumberEasy
Middle of the Linked ListEasy
Remove Nth Node From End of ListMedium
4SumMedium
Two Sum II - Input Array Is SortedMedium
Next PermutationMedium
Reverse Words in a StringMedium
Palindrome Linked ListEasy
Remove ElementEasy
K-diff Pairs in an ArrayMedium
Delete the Middle Node of a Linked ListMedium
String CompressionMedium
Assign CookiesEasy
Permutation in StringMedium
Count the Number of Fair PairsMedium
Find K Closest ElementsMedium
Linked List Cycle IIMedium
Reorder ListMedium
Remove Duplicates from Sorted Array IIMedium
Linked List CycleEasy
Intersection of Two Arrays IIEasy
Intersection of Two Linked ListsEasy
3Sum ClosestMedium
Sort Array By ParityEasy

Showing 38 questions