题解 | 单组_字符串

using System;
public class Program {
    public static void Main() {
        int n = int.Parse(Console.ReadLine());
        string line = Console.ReadLine();
        char[] chary1 = line.ToCharArray();
        for (int i = n - 1; i >= 0; i--)
        {
            Console.Write(chary1[i]);
        }
        Console.ReadLine();        
    }
}