How to seperate group files into folder programally using c#

Question

Hi All,

 

I am very new to the developing.. Please guide how to achive this below requirement..

In a folder i have set of pdf files,. as below..

 

Input Folder-A contains below files.

 

1626-MAY-21-1.pdf

1626-MAY-21-2.pdf

1626-MAY-21-2 - 1.pdf

1626-MAY-21-11.pdf

1626-MAY-21-12.pdf

1626-MAY-21-12 - 1.pdf

1626-MAY-21-21.pdf

 

Here i need to do automation.

 

new sub folder name as 1626-MAY-21-2.

 

move only file "1626-MAY-21-2" & "1626-MAY-21-2 - 1"

  

then new sub folder name as 1626-MAY-21-12.

 

move only file "1626-MAY-21-12" & "1626-MAY-21-12 - 1"

 

Hoping for your guidelines!