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var="sideLength"/></block></script></block></script></block-definition><block-definition s="ConcentricSquares %&apos;numSq&apos; %&apos;sideLen&apos;" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%n" initial="1"></input><input type="%n" initial="1"></input></inputs><script><block s="doRepeat"><l>4</l><script><block s="down"></block><block s="forward"><block s="reportVariadicProduct"><list><block s="reportVariadicProduct"><list><l>2</l><block var="numSq"/></list></block><block var="sideLen"/></list></block></block><block s="turn"><l>90</l></block><block s="up"></block></script></block><block s="forward"><block s="reportVariadicProduct"><list><l>-1</l><block var="sideLen"/></list></block></block><block s="changeYPosition"><block var="sideLen"/></block></script></block-definition></blocks><primitives></primitives><stage name="Stage" width="480" height="360" costume="0" color="255,255,255,1" tempo="60" threadsafe="false" penlog="false" volume="100" pan="0" lines="round" ternary="false" hyperops="true" codify="false" inheritance="true" sublistIDs="false" 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