How to convert text file to binary file

 Hi,
I have a text file and want to convert it to binary file in c#.
For e.g i have a file Example.txt
504  Nigeria    
508  Ethiopia
512  Egypt    
516  Congo-Kinshasa
520  South Africa
524  Tanzania
528  Sudan
532  Kenya
536  Morocco
540  Algeria

and i want to convert it into binary file.
36 0F 81 5B 0D 58 6j­ËÙj
36 0C A1 5B 4D 58 6j­ËÙj
 
How can i do that? Guide me.....

 
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