题解 | #单组_字符串#

#include <iostream>
#include <algorithm>
#include <string>
using namespace std;
int main(void)
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	string s;
	int n;
	cin>>n>>s;
	reverse(s.begin(),s.end());
	cout<<s;
	return 0;
}

import java.util.Scanner;
public class Main{
    public static void main(String[] args){
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        String s=sc.next();
        s=new StringBuilder(s).reverse().toString();
        System.out.print(s);
    }
}

n=int(input())
s=input()
s=s[::-1]
print(s)