15. 3 Sum
3 Sum
2 Pointer 13
2109. Adding Spaces To A String
Adding Spaces To A String
2110. Number Of Smooth Decent Periods Of A Stock
Number Of Smooth Decent Periods Of A Stock
611. Valid Triangle Number
Valid Triangle Number
38. Count And Say
Count And Say
16. 3 Sum Closest Sum
3 Sum Closest Sum
18. 4 Sum
4 Sum
532. K Diff Pairs In An Array
K Diff Pairs In An Array
42. Trapping Rain
Google’s - Trapping Rain
80. Remove Duplicates From Sorted Array
Microsoft’s - Remove Duplicates From Sorted Array
11. Container With Most Water
Google and Meta’s - Container With Most Water
125. Valid Palindrome
Spotify’s - Valid Palindrome
167. 2 Sum 2
Amazon’s - 2 Sum 2