Keywords: Puzzle2 Solution DARPA.png en Solution of puzzle 2 from the DARPA Shredder Challenge 2012-01-02 DARPA DARPA Staff PD-USGov Check categories 2012 January 3 en wikipedia DARPA_Shredder_Challenge_2011 8 Uploaded with UploadWizard Collaboration Science competitions Web 2 0 2011 in the United States Awards associated with science and engineering Social events Inventors |