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** My answer... using only && operator--[[User:Tvirutthasalam|Tvirutthasalam]] 01:15, 11 February 2012 (EST) [http://thevakaran.wordpress.com/2012/02/09/answer-to-challenging-question/ '''Blog Post''']
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*Concatenate Command line program [http://777sblog.blogspot.com/2012/02/concatenate-command-line-program.html here]