refactor

Program.cs

@@ -3,15 +3,15 @@ internal class Program
 {
     private static void Main(string[] args)
     {
-        BinaryReader br = new BinaryReader(File.OpenRead(args[0]));
+        BinaryReader br = new(File.OpenRead(args[0]));
+        string path = Path.GetDirectoryName(args[0]) + "//" + Path.GetFileNameWithoutExtension(args[0]) + "//";
 
-        int size = br.ReadInt32();
-        for (int i = 0; i < size; i++)
+        int count = br.ReadInt32();
+        for (int i = 0; i < count; i++)
         {
             string name = br.ReadString();
-            Directory.CreateDirectory(Path.GetDirectoryName(args[0]) + "//" + Path.GetFileNameWithoutExtension(args[0]) + "//" + Path.GetDirectoryName(name));
-            using FileStream FS = File.Create(Path.GetDirectoryName(args[0]) + "//" + Path.GetFileNameWithoutExtension(args[0]) + "//" + name);
-            BinaryWriter bw = new(FS);
+            Directory.CreateDirectory(path + Path.GetDirectoryName(name));
+            BinaryWriter bw = new(File.Create(path + name));
             bw.Write(br.ReadBytes(br.ReadInt32()));
             bw.Close();
         }