1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Text.RegularExpressions;
6 using System.IO;
7
8 namespace ConsoleApplication1
9 {
10 class Program
11 {
12 static void Main(string[] args)
13 {
14
15 DirectoryInfo dir = new DirectoryInfo(args[0]);
16 bool test = dir.Exists;
17 if (dir.Exists)
18 {
19 foreach (FileInfo file in dir.GetFiles())
20 {
21 File.Move(args[0] + "\\" + file.Name, args[0] + "\\" + "accccc.txt");
22 break;
23 }
24 }
25 else
26 {
27 Console.WriteLine("The directory {0} does not exist", args[0]);
28 }
29
30 }
31 }
32 }
