DSA Sheet Revise Java - Link Arrays and Two Pointers Two Sum Reverse A String Two sum 2 Squares of sorted array 3 Sum Arrays and Hashing Valid Anagram Contains Duplicate 2 sum and 2sum 2 with hashing Homework Adhoc Multiply strings Arrays and Two pointers Sort colors - try with 2 pointers reverse words in a string 4sum - try with 2 points move zeros