a simulation of 2048game

Add Two Numbers (from questions on leetcode)

Reverse Integer (from questions on leetcode)

String to Integer(atoi) (from questions on leetcode)

ZigZag Conversion (from questions on leetcode)

Is Palindrome (from questions on leetcode)

Roman to Integer (from questions on leetcode)

Longest Common Prefix (from questions on leetcode)

Remove the Nth node from the end (from questions on leetcode)

Valid Parentheses (from questions on leetcode)