*Test for linefollower robot* Nodes linelogic3 and linelogic4 This nodes get 3 or 4 boolean data, and outputs one number for each case of possible combinations.
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To use the nodes in your project you should have the  fortunatoa3/linelogic  library installed. Use the “File → Add Library” menu item in XOD IDE if you don’t have it yet. See Using libraries for more info.