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Published on Aug 27, 2012
If statements allow you to tailor your program to act differently based on conditions you set. Here are a couple of examples. First how you can check to see what kind of block is in front of your turtle. Second how you can see what items are given to a turtle through a transposer.
Spot the bug! There should have been a ruby left over in the turtle. Spoiler: at the end turtle.drop(2) should have been turtle.drop(1)