[LeetCode]344. Reverse String

Write a function that takes a string as input and returns the string reversed.

Example:

Given s = “hello”, return “olleh”.

代码长这样~

class Solution {
public String reverseString(String s) {
return new StringBuffer(s).reverse().toString();
}
}

咦，我刚做完557就来做这道题，它要是早点出现我也不会写557写了那么久(；′⌒`) 摔桌