<snapdata remixID="10135072"><project name="cpsc 100/lectures/04 mask and social distancing" app="Snap! 6, https://snap.berkeley.edu" version="1"><notes></notes><thumbnail>data:image/png;base64,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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" scheduled="false" 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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="-153.7043494820059" y="-36.32405325700148" heading="318" scale="0.2" volume="100" pan="0" rotation="1" draggable="true" costume="3" color="80,80,80,1" pen="tip" id="8"><costumes><list id="9"><item><costume name="Healthy" center-x="32" center-y="30" image="data:image/png;base64,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" id="10"/></item><item><costume name="Sick" center-x="33" center-y="30" image="data:image/png;base64,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" id="11"/></item><item><costume name="Recovered" center-x="34" center-y="31" image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEQAAAA+CAYAAACSqr0VAAABoklEQVR4Xu3bQRKCMAwFUDmUe0/lITyVew+lgwqUWNqkSZE23z0DvPlpSxuH006/x+3+1NzqfL0Mmuu511a9iRYh9RK1gMxBaiLEgKxhzED2hqA4VjBqkH9DWMOoQI6GMeFo0lIMclSMMDElMGKQFiA0KCKQ1jBKSogN0iqGFIUF0jqGBCUL0gsGFyUJ0hsGB2UTpFeMHIpbkBEmtk6JgvSejlRKfkC8YGyhuAehpbMC8ZaOWEoA8lWZBtgZxGs6aEoAEkuI93SEKXknBCAfknEcAUiwmwSQyLnGgHJZqwCEpAQgAEkfeyMhSAgSkhZAQpAQJEQkQEsGH3eLCL5lSDoAApD06DInBOPIcoqHPdWtXXfPKQnPeHEuQw693R9l0g4AgJA/FaAdIrZ0j83OvW8+bzX1uuwgSnU4u2u6y7V7u2rLzGGMQ0cWpJcFGweDDdI6ChdDBNIqigRDDDJNz61MyVKMYpAW0lKCoQI5MkophhrkaCWkgZjehTXtcrf1/zW2WEBUAdk7MZYQVUHCRFmnpgZC+LymJcMpLSlQbQD6zC8H/+4bubH8YAAAAABJRU5ErkJggg==" id="12"/></item></list></costumes><sounds><list struct="atomic" id="13"></list></sounds><blocks></blocks><variables><variable name="Infectious period"><l>0</l></variable><variable name="isolating"><bool>false</bool></variable></variables><scripts><script x="21" y="10"><block s="receiveGo"><comment w="90" collapsed="false">Start healthy, create 99 other clones of self, then become Patient Zero (sick).&#xD;&#xD;When ready, tell everybody to &quot;start walking&quot;.</comment></block><block s="doSwitchToCostume"><l>Healthy</l></block><block s="doSetVar"><l>Infectious period</l><l>45</l></block><block s="doSetVar"><l>isolating</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><block s="doSetVar"><l>mask</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><block s="setScale"><l>20</l></block><block s="doGotoObject"><l><option>center</option></l></block><block s="doRepeat"><l>99</l><script><block s="createClone"><l><option>myself</option></l></block></script></block><block s="doSwitchToCostume"><l>Sick</l></block><block s="doFaceTowards"><l><option>random position</option></l></block><block s="doBroadcast"><l>start walking</l></block></script><script x="30" y="494.9999999999998"><block s="receiveMessage"><l>start walking</l><comment w="90" collapsed="false">If not isolating, walk.  Bounce off edges and other sprites.&#xD;&#xD;If exposed to a sick sprite, become sick.  Recover after an infectious period.</comment></block><block s="doForever"><script><block s="doIf"><block s="reportNot"><block var="isolating"/></block><script><block s="forward"><l>10</l></block></script></block><block s="bounceOffEdge"></block><custom-block s="if collision, bounce"></custom-block><block s="doIf"><block s="reportNot"><block var="mask"/></block><script><custom-block s="if exposed, infect"></custom-block></script></block><block s="doIf"><custom-block s="is sick"></custom-block><script><block s="doSetVar"><l>Infectious period</l><block s="reportDifference"><block var="Infectious period"/><l>1</l></block></block><block s="doIf"><block s="reportEquals"><block var="Infectious period"/><l>0</l></block><script><block s="doSwitchToCostume"><l>Recovered</l></block></script></block></script></block></script></block></script><script x="18" y="338.16666666666697"><block s="receiveOnClone"><comment w="90" collapsed="false">Each clone starts at random position and direction, with a chance of isolating equal to % social distancing slider.</comment></block><block s="doGotoObject"><l><option>random position</option></l></block><block s="doFaceTowards"><l><option>random position</option></l></block><block s="doSetVar"><l>isolating</l><custom-block s="flip coin with %s chance"><block var="% social distancing"/></custom-block></block><block s="doSetVar"><l>mask</l><custom-block s="flip coin with %s chance"><block var="% mask"/></custom-block></block></script></scripts></sprite><sprite name="Sick pen" idx="2" x="244" y="-180" heading="90" scale="0.2" volume="100" pan="0" rotation="1" draggable="true" hidden="true" costume="1" color="187,100,29,1" pen="tip" id="106"><costumes><list id="107"><item><costume name="Untitled" center-x="11" center-y="192.75833333333333" image="data:image/png;base64,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" id="108"/></item></list></costumes><sounds><list struct="atomic" id="109"></list></sounds><blocks></blocks><variables></variables><scripts><script x="30" y="33.99999999999997"><block s="receiveMessage"><l>start walking</l><comment w="90" collapsed="false">Draw graph of number sick over time. </comment></block><block s="hide"></block><block s="up"></block><block s="setColor"><color>187,100,29,1</color></block><block s="setSize"><l>3</l></block><block s="clear"></block><block s="gotoXY"><block s="reportAttributeOf"><l><option>left</option></l><l>Stage</l></block><block s="reportAttributeOf"><l><option>bottom</option></l><l>Stage</l></block></block><block s="down"></block><block s="doUntil"><block s="reportGreaterThan"><block s="xPosition"></block><block s="reportAttributeOf"><l><option>right</option></l><l>Stage</l></block></block><script><block s="gotoXY"><block s="reportSum"><block s="xPosition"></block><l>4</l></block><block s="reportSum"><block s="reportAttributeOf"><l><option>bottom</option></l><l>Stage</l></block><block s="reportQuotient"><block s="reportProduct"><custom-block s="count sick"></custom-block><block s="reportAttributeOf"><l><option>height</option></l><l>Stage</l></block></block><l>100</l></block></block></block></script></block><block s="doPauseAll"></block></script></scripts></sprite><watcher scope="Sprite" s="getCostumeIdx" style="normal" x="25.60412037037031" y="25.60412037037038" color="143,86,227" hidden="true"/><watcher var="Healthy" style="normal" x="34.52240948813915" y="34.52240948813981" color="243,118,29" hidden="true"/><watcher var="Sick" style="normal" x="34.52240948813915" y="107.01947631771543" color="243,118,29" hidden="true"/><watcher var="Recovered" style="normal" x="34.52240948813915" y="179.51654314729083" color="243,118,29" hidden="true"/><watcher scope="Sprite" var="Infectious period" style="normal" x="17.760083493898946" y="17.760083493898485" color="243,118,29" hidden="true"/><watcher var="mask" style="normal" x="10" y="10" color="243,118,29" hidden="true"/><watcher var="% social distancing" style="slider" min="0" max="100" x="6.931358381503287" y="14.839592505131634" color="243,118,29"/><watcher var="% mask" style="slider" min="0" max="100" x="14" y="60.000001999999995" color="243,118,29"/></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="if collision, bounce" type="command" category="motion"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><block s="reportTouchingObject"><block s="reportGet"><l><option>neighbors</option></l></block></block><script><block s="turn"><block s="reportRandom"><l>90</l><l>270</l></block></block></script></block></script></block-definition><block-definition s="if exposed, infect" type="command" category="looks"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><custom-block s="is healthy"></custom-block><script><block s="doIf"><block s="reportFindFirst"><block s="reifyPredicate"><autolambda><block s="reportTouchingObject"><l></l></block></autolambda><list></list></block><block s="reportKeep"><block s="reifyPredicate"><autolambda><block s="reportEquals"><block s="reportAttributeOf"><l><option>costume #</option></l><l></l></block><block var="Sick"/></block></autolambda><list></list></block><block s="reportGet"><l><option>neighbors</option></l></block></block></block><script><block s="doSwitchToCostume"><l>Sick</l></block></script></block></script></block></script></block-definition><block-definition s="is healthy" type="reporter" category="looks"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="reportEquals"><block s="getCostumeIdx"></block><block var="Healthy"/></block></block></script></block-definition><block-definition s="is sick" type="reporter" category="looks"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="reportEquals"><block s="getCostumeIdx"></block><block var="Sick"/></block></block></script></block-definition><block-definition s="is recovered" type="reporter" category="looks"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="reportEquals"><block s="getCostumeIdx"></block><block var="Recovered"/></block></block></script></block-definition><block-definition s="flip coin with %&apos;percent&apos; chance" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doReport"><block s="reportLessThan"><block s="reportRandom"><l>0</l><l>99</l></block><block var="percent"/></block></block></script><scripts><comment x="102" y="92.19999999999999" w="90" collapsed="false">Returns true with percent chance, else false.</comment></scripts></block-definition><block-definition s="count sick" type="reporter" category="sensing"><comment x="0" y="0" w="90" collapsed="false">Count total number of sick</comment><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="reportSum"><block s="reportListLength"><block s="reportKeep"><block s="reifyPredicate"><autolambda><block s="reportEquals"><block s="reportAttributeOf"><l><option>costume #</option></l><l></l></block><block var="Sick"/></block></autolambda><list></list></block><block s="reportAskFor"><l>Sprite</l><block s="reifyReporter"><autolambda><block s="reportGet"><l><option>clones</option></l></block></autolambda><list></list></block><list></list></block></block></block><block s="reportIfElse"><block s="reportEquals"><block s="reportAttributeOf"><l><option>costume #</option></l><l>Sprite</l></block><block var="Sick"/></block><l>1</l><l>0</l></block></block></block></script></block-definition></blocks><variables><variable name="Healthy"><l>1</l></variable><variable name="Sick"><l>2</l></variable><variable name="Recovered"><l>3</l></variable><variable name="% social distancing"><l>100</l></variable><variable name="% mask"><l>0</l></variable><variable name="mask"><bool>false</bool></variable></variables></project><media name="cpsc 100/lectures/04 mask and social distancing" app="Snap! 6, https://snap.berkeley.edu" version="1"></media></snapdata>