5.DecryptingMessage

using System;
using System.Text;

namespace _5.DecryptingMessage
{
    class Program
    {
        static void Main(string[] args)
        {
            /*You will receive a key (integer) and n characters afterward. Add the key to each of the characters and append them to a message. At the end print the message, which you decrypted. */

            int key = int.Parse(Console.ReadLine());
            int lines = int.Parse(Console.ReadLine());
            StringBuilder message = new StringBuilder();
            for (int i = 0; i < lines; i++)
            {
                char input = char.Parse(Console.ReadLine());
                message.Append((char)(input + key));
            }
            Console.WriteLine(message);
        }
    }
}