<snapdata remixID="14148064"><project name="U5L2-Simulation" app="Snap! 10.3.6, https://snap.berkeley.edu" version="2"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><scenes select="1"><scene name="U5L2-Simulation"><notes></notes><hidden></hidden><headers></headers><code></code><blocks><block-definition s="simulate disease, population: %&apos;population input&apos; percent infected: %&apos;percent initially infected input&apos; speed: %&apos;speed input&apos;" type="reporter" category="other"><header></header><code></code><translations></translations><inputs><input type="%n"></input><input type="%n"></input><input type="%n"></input></inputs><script><block s="doDeclareVariables"><list><l>elapsed time</l><l>start time</l></list></block><block s="doSetVar"><l>clones ready?</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><custom-block s="initialize simulation %n %n %n"><block var="population input"/><block var="percent initially infected input"/><block var="speed input"/></custom-block><block s="show"></block><block s="doRepeat"><block var="population input"/><script><block s="createClone"><l><option>myself</option></l></block></script><comment w="136.66666666666666" collapsed="true">Create the clones.</comment></block><block s="hide"></block><block s="doSetVar"><l>start time</l><block s="reportDate"><l><option>time in milliseconds</option></l></block></block><block s="doSetVar"><l>clones ready?</l><block s="reportBoolean"><l><bool>true</bool></l></block></block><block s="doWaitUntil"><block s="reportVariadicEquals"><list><block var="number infected"/><block var="population"/></list></block><comment w="135.33333333333334" collapsed="false">Wait until everyone is&#xD;infected.</comment></block><block s="doSetVar"><l>elapsed time</l><block s="reportQuotient"><block s="reportDifference"><block s="reportDate"><l><option>time in milliseconds</option></l></block><block var="start time"/></block><l>1000</l></block></block><block s="doBroadcast"><l>vanish</l><list></list></block><block s="doReport"><block var="elapsed time"/></block></script></block-definition><block-definition s="average time for disease spread with population size: %&apos;size&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%n"></input></inputs><script><block s="bubble"><l></l></block><block s="doReport"><block s="reportQuotient"><block s="reportCombine"><block s="reportMap"><block s="reifyReporter"><autolambda><custom-block s="simulate disease, population: %n percent infected: %n speed: %n"><block var="size"/><l>10</l><l>2</l></custom-block></autolambda><list></list></block><block s="reportNumbers"><l>1</l><l>10</l></block></block><block s="reifyReporter"><autolambda><block s="reportVariadicSum"><list><l></l><l></l></list></block></autolambda><list></list></block></block><l>10</l></block></block></script></block-definition><block-definition s="initialize clone" type="command" category="other"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSwitchToCostume"><l>well</l></block><block s="doIf"><block s="reportVariadicLessThan"><list><block var="number infected"/><block s="reportVariadicProduct"><list><block var="population"/><block s="reportQuotient"><block var="percent initially infected"/><l>100</l></block></list></block></list></block><script><block s="doChangeVar"><l>number infected</l><l>1</l></block><block s="doSetVar"><l>infected?</l><block s="reportBoolean"><l><bool>true</bool></l></block></block><block s="doSwitchToCostume"><l>sick</l></block></script><list></list></block><block s="doGotoObject"><l><option>random position</option></l></block><block s="doFaceTowards"><l><option>random position</option></l></block></script></block-definition><block-definition s="touching infected person?" type="predicate" category="sensing"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doForEach"><l>neighbor</l><block s="reportGet"><l><option>neighbors</option></l></block><script><block s="doIf"><block s="reportVariadicAnd"><list><block s="reportVariadicAnd"><list><block s="reportTouchingObject"><block var="neighbor"/></block><block s="reportVariadicEquals"><list><block s="reportAttributeOf"><l><option>costume name</option></l><block var="neighbor"/></block><l>sick</l></list></block></list></block><block s="reportNot"><block var="infected?"/></block></list></block><script><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script><list></list></block></script><comment w="174.66666666666666" collapsed="false">Fill in the blank to check whether&#xD;this clone is touching an infected one.</comment></block><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></block-definition><block-definition s="initialize simulation %&apos;pop&apos; %&apos;inf&apos; %&apos;sp&apos;" type="command" category="variables"><header></header><code></code><translations></translations><inputs><input type="%n"></input><input type="%n"></input><input type="%n"></input></inputs><script><block s="doSetVar"><l>population</l><block var="pop"/><comment w="216.66666666666666" collapsed="true">Make global so &quot;when I start&quot; can use it.</comment></block><block s="doSetVar"><l>percent initially infected</l><block var="inf"/></block><block s="doSetVar"><l>speed</l><block var="sp"/></block><block s="doSetVar"><l>clones ready?</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><block s="doSetVar"><l>number infected</l><l>0</l></block><block s="doSetVar"><l>infected?</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><block s="doSwitchToCostume"><l>well</l></block><block s="setScale"><l>50</l></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" id="211"><pentrails>data:image/png;base64,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</pentrails><costumes><list struct="atomic" id="212"></list></costumes><sounds><list struct="atomic" id="213"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites select="1"><sprite name="Sprite" idx="1" x="137.75" y="28.25" heading="322.5" scale="0.5" volume="100" pan="0" rotation="0" draggable="true" hidden="true" costume="1" color="80,80,80,1" pen="tip" id="218"><costumes><list id="219"><item><ref mediaID="Sprite_cst_well"></ref></item><item><ref mediaID="Sprite_cst_sick"></ref></item></list></costumes><sounds><list struct="atomic" id="220"></list></sounds><blocks></blocks><variables><variable name="infected?"><bool>false</bool></variable></variables><scripts><script x="38" y="342.33333333333337"><block s="receiveGo"></block><block s="doRun"><custom-block s="simulate disease, population: %n percent infected: %n speed: %n"><l>40</l><l>10</l><l>10</l></custom-block><list></list></block></script><script x="35.333333333333314" y="67.88888888888903"><block s="receiveOnClone"></block><custom-block s="initialize clone"></custom-block><block s="doWaitUntil"><block var="clones ready?"><comment w="295.3333333333333" collapsed="true">This will be true when all the clones have been created.</comment></block></block><block s="doUntil"><block s="reportVariadicEquals"><list><block var="number infected"/><block var="population"/></list></block><script><block s="forward"><block var="speed"/></block><block s="bounceOffEdge"></block><block s="doIf"><custom-block s="touching infected person?"></custom-block><script><block s="doSwitchToCostume"><l>sick</l></block><block s="doChangeVar"><l>number infected</l><l>1</l></block><block s="doSetVar"><l>infected?</l><block s="reportBoolean"><l><bool>true</bool></l></block></block></script><list></list></block></script><comment w="220" collapsed="false">Move the clone and&#xD;make it infected if it&apos;s touching an infected one.</comment></block></script><comment x="30" y="10" w="331.3333333333333" collapsed="true">There are things to write inside these blocks:</comment></scripts></sprite><watcher scope="Sprite" var="infected?" style="normal" x="9.999999999999545" y="10.000000000000007" color="243,118,29" hidden="true"/><watcher var="number infected" style="normal" x="9.999999999999545" y="40.000001999999995" color="243,118,29" hidden="true"/></sprites></stage><variables><variable name="number infected"><l>40</l></variable><variable name="population"><l>40</l></variable><variable name="percent initially infected"><l>10</l></variable><variable name="speed"><l>10</l></variable><variable name="clones ready?"><bool>true</bool></variable></variables></scene></scenes></project><media name="U5L2-Simulation" app="Snap! 10.3.6, https://snap.berkeley.edu" version="2"><costume name="well" center-x="12" center-y="26" 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mediaID="Sprite_cst_well"/><costume name="sick" center-x="12" center-y="26" 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