title: Search Folder in Directory and copy its path in new excel work book
body: <p>I want to develop one tool in C#.</p>
  
  <p>it should b work like this.
  Drive E:
  In E drive there are many folder and sub folder are available , suppose i will give one folder name to that tool. it will search that folder in entire E drive and return its path in Excel work book.</p>
  
  <p>I don't know how to start this work.
  Please Help :(</p>
  
  <p>Thanks in Advance
  Sagar Trivedi</p>