Solving Longest Palindrome in go. Please try yourself first to solve the problem and submit your implementation to LeetCode before looking into solution.

Problem Description

Given a string which consists of lowercase or uppercase letters, find the length of the longest palindromes that can be built with those letters.

**Note:**Assume the length of given string will not exceed 1,010.

Example:

Input:
"abccccdd"

Output:
7

Explanation:
One longest palindrome that can be built is "dccaccd", whose length is 7.

See the full details of the problem Longest Palindrome at LeetCode

Originally posted at: @github.com/halfrost/LeetCode-Go