well, solve my problem using this command
Process cmd = new Process();
cmd.StartInfo.FileName = "cmd.exe";
cmd.StartInfo.RedirectStandardInput = true;
cmd.StartInfo.RedirectStandardOutput = true;
cmd.StartInfo.CreateNoWindow = true;
cmd.StartInfo.UseShellExecute = false;
cmd.Start();
cmd.StandardInput.WriteLine($@"cd ""C:\src\"" && javac App.java && java App");
cmd.StandardInput.Flush();
cmd.StandardInput.Close();
Console.WriteLine(cmd.StandardOutput.ReadToEnd()); //SAÍDA