214. Shortest Palindrome
Problem
You are given a string s. You can convert s to a palindrome by adding characters in front of it.
Return the shortest palindrome you can find by performing this transformation.
Example 1:
Input: s = "aacecaaa"
Output: "aaacecaaa"
Example 2:
Input: s = "abcd"
Output: "dcbabcd"
Code
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213. House Robber II
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