<LeetCode>344. Reverse String

344. Reverse String

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Total Accepted: 10975 Total
Submissions: 18784 Difficulty: Easy

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

Given s = "hello", return "olleh".

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我的解法就是一般的一个一个拆开再赋值：

class Solution {
public:
string reverseString(string s) {
string s1;
int i;
for(i=s.length()-1;i>=0;i--){
s1+=s[i];
}
return s1;
}
};

我还在想其他的好方法，谢谢大家啦^_^