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struct="atomic" id="2"></list></costumes><sounds><list struct="atomic" id="3"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites><sprite name="Sprite" idx="1" x="-48.4097900390625" y="68.41998291015625" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="80,80,80,1" pen="tip" id="8"><costumes><list struct="atomic" id="9"></list></costumes><sounds><list struct="atomic" id="10"></list></sounds><blocks></blocks><variables></variables><scripts><script x="819.949990272522" y="238.47000122070312"><block s="doSetVar"><l>number</l><l>5</l></block><block s="doSayFor"><block s="reportJoinWords"><list><l>Before block: </l><block var="number"/></list></block><l>2</l></block><custom-block s="double %n"><block var="number"/></custom-block><block s="doSayFor"><block s="reportJoinWords"><list><l>After block: </l><block var="number"/></list></block><l>2</l></block></script><script x="330" y="154"><block s="receiveKey"><l><option>2</option></l></block><block s="doAsk"><l>Input the size of the square you want.</l></block><custom-block s="draw a size %n square"><block s="getLastAnswer"></block></custom-block></script><script x="47" y="28"><block s="receiveKey"><l><option>1</option></l></block><block s="doAsk"><l>Input your name.</l></block><custom-block s="Say Name %txt"><block s="getLastAnswer"></block></custom-block></script></scripts></sprite><watcher var="number" style="normal" x="10" y="10" color="243,118,29"/></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="draw a size %&apos;size&apos; square" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%n">50</input></inputs><script><block s="down"></block><block s="doRepeat"><l>4</l><script><block s="forward"><block var="size"/></block><block s="turn"><l>90</l></block></script></block><block s="up"></block></script></block-definition><block-definition s="double %&apos;val&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%n">10</input></inputs><script><block s="doSetVar"><l>val</l><block s="reportProduct"><block var="val"/><l>2</l></block></block><block s="doSayFor"><block s="reportJoinWords"><list><l>In block: </l><block var="val"/></list></block><l>2</l></block></script></block-definition><block-definition s="Say Name %&apos;FirstName&apos;" type="command" category="looks"><header></header><code></code><translations></translations><inputs><input type="%txt"></input></inputs><script><block s="doSayFor"><block var="FirstName"/><l>2</l></block></script></block-definition></blocks><variables><variable name="number"><l>5</l></variable></variables></project><media name="Lesson 3.3 Demonstration Problem" app="Snap! 5.4, http://snap.berkeley.edu" version="1"></media></snapdata>