Press "Space" to reset the pen and return the cursor to (0,0) Press "C" to clear the page Press "M" to get the pen in position, only do this if you want a clean road as simply stopping and pressing the "Green Flag" will cause a jagged line to appear. Once you're ready simply push the "Green Flag" and watch as this snail slow program builds a wall. Road. Same thing. data:image/png;base64,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data:image/png;base64,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