Solutions to LeetCode Problems # Title 1 Two Sum 2 Add Two Numbers 7 Reverse Integer 9 Palindrome Number 13 Roman to Integer 20 Valid Parentheses 27 Remove Element 58 Length of Last Word 226 Invery Binary Tree 392 Is Subsequence 485 Max Consecutive Ones 876 Middle of the Linked List 938 Range Sum of BST 977 Squares of a Sorted Array 1089 Duplicate Zeros 1207 Unique Number of Occurrences 1295 Find Numbers with Even Number of Digits 1704 Determine if String Halves Are Alike 2225 Find Players With Zero or One Losses Problems solved: 19