"One Day together Leetcode" #344. Reverse String

One Day together Leetcode

This series of articles has all been uploaded to my github address: Zeecoder ' s GitHub
You are welcome to follow my Sina Weibo, my Sina Weibo blog
Welcome reprint, Reprint please indicate the source

(i) Title

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

Example:
Given s = "Hello", Return "Olleh".

(ii) Problem solving

Topic: Given a linked list, it reverses the output.
Problem solving ideas: From the end of the tail, superimposed on the new string.

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

"One Day together Leetcode" #344. Reverse String