<snapdata remixID="8786401"><project name="U2L1.5-IntroLists" app="Snap! 5.1, http://snap.berkeley.edu" version="1"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><stage name="Stage" width="480" height="360" costume="0" color="255,255,255,1" tempo="60" threadsafe="false" volume="100" pan="0" lines="round" ternary="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,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</pentrails><costumes><list struct="atomic" id="2"></list></costumes><sounds><list struct="atomic" id="3"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites><sprite name="Add Item" idx="1" x="70" y="111" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="80,80,80,1" pen="tip" id="8"><costumes><list id="9"><item><costume name="shopping-list-button-add-item" center-x="53" center-y="15" image="data:image/png;base64,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" id="10"/></item></list></costumes><sounds><list struct="atomic" id="11"></list></sounds><blocks></blocks><variables></variables><scripts><script x="71" y="226"><block s="receiveGo"></block><block s="doSetVar"><l>Shopping list</l><block s="reportNewList"><list></list></block></block></script><script x="300" y="168"><block s="receiveInteraction"><l><option>clicked</option></l><comment w="90" collapsed="false">Cristian Tavarez, Lin Qiang Chen</comment></block><block s="doAsk"><l>What would you like to add the list?</l></block><block s="doIfElse"><block s="reportListContainsItem"><block var="Shopping list"/><block s="getLastAnswer"></block></block><script><block s="doSayFor"><block s="reportJoinWords"><list><l>You already have </l><block s="getLastAnswer"></block><l> on the list</l></list></block><l>2</l></block><block s="doUntil"><block s="reportNot"><block s="reportListContainsItem"><block var="Shopping list"/><block s="getLastAnswer"></block></block></block><script><block s="doAsk"><l>What else would you like to add to the list?</l></block></script></block></script><script><block s="doAddToList"><block s="getLastAnswer"></block><block var="Shopping list"/></block></script></block></script></scripts></sprite><watcher var="Shopping list" style="normal" x="4" y="13" color="243,118,29" extX="148" extY="126"/><sprite name="Search" idx="3" x="74" y="-107.00000000000006" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="140.25,33.660000000000004,0,1" pen="tip" id="63"><costumes><list id="64"><item><costume name="shopping-list-button-search" center-x="53" center-y="15" image="data:image/png;base64,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" id="65"/></item></list></costumes><sounds><list struct="atomic" id="66"></list></sounds><blocks></blocks><variables></variables><scripts><script x="263" y="88"><block s="receiveInteraction"><l><option>clicked</option></l><comment w="90" collapsed="false">Cristian Tavarez Lin Qiang Chen</comment></block><block s="doAsk"><l>What are you looking for?</l></block><block s="doIfElse"><block s="reportListContainsItem"><block var="Shopping list"/><block s="getLastAnswer"></block></block><script><block s="doSayFor"><block s="reportJoinWords"><list><block s="getLastAnswer"></block><l> is on the list!</l></list></block><l>2</l></block></script><script><block s="doSayFor"><block s="reportJoinWords"><list><block s="getLastAnswer"></block><l> is not on the list!</l></list></block><l>2</l></block></script></block></script></scripts></sprite><sprite name="Clear List" idx="2" x="72" y="38.99999999999997" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="0,137.70000000000002,38.55600000000003,1" pen="tip" id="102"><costumes><list id="103"><item><costume name="shopping-list-button-clear-list" center-x="53" center-y="15" image="data:image/png;base64,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" id="104"/></item></list></costumes><sounds><list struct="atomic" id="105"></list></sounds><blocks></blocks><variables></variables><scripts><script x="272" y="214"><block s="receiveInteraction"><l><option>clicked</option></l><comment w="90" collapsed="false">Cristian Tavarez, Lin Qiang Chen</comment></block><block s="doAsk"><l>Are you sure? Type in yes to clear.</l></block><block s="doIf"><block s="reportEquals"><block s="getLastAnswer"></block><l>yes</l></block><script><block s="doSetVar"><l>Shopping list</l><block s="reportNewList"><list></list></block></block></script></block></script></scripts></sprite><sprite name="Delete Item" idx="4" x="-165" y="-75" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="173.4,31.211999999999993,0,1" pen="tip" id="127"><costumes><list id="128"><item><costume name="shopping-list-button-delete-item" center-x="53" center-y="15" image="data:image/png;base64,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" id="129"/></item></list></costumes><sounds><list struct="atomic" id="130"></list></sounds><blocks></blocks><variables></variables><scripts><script x="170" y="99"><block s="receiveInteraction"><l><option>clicked</option></l><comment w="90" collapsed="false">Cristian Tavarez, Lin Qiang Chen</comment></block><block s="doAsk"><l>What do you what do you want to take of the list?</l></block><block s="doIfElse"><block s="reportListContainsItem"><block var="Shopping list"/><block s="getLastAnswer"></block></block><script><custom-block s="for each %upvar of %l %cs"><l>item</l><block s="reportNumbers"><l>1</l><block s="reportListLength"><block var="Shopping list"/></block></block><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><block var="item"/><block var="Shopping list"/></block><block s="getLastAnswer"></block></block><script><block s="doDeleteFromList"><block var="item"/><block var="Shopping list"/></block></script></block></script></custom-block></script><script><block s="doSayFor"><l>Invalid! This item is not on the lis!</l><l>2</l></block></script></block></script></scripts></sprite></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="map %&apos;function&apos; over %&apos;lists&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%repRing"></input><input type="%mult%l"></input></inputs><script><block s="doWarp"><script><block s="doDeclareVariables"><list><l>mapone</l><l>mapmany</l></list></block><block s="doSetVar"><l>mapone</l><block s="reifyScript"><script><block s="doIf"><custom-block s="empty? %l"><block var="data"/></custom-block><script><block s="doReport"><block s="reportNewList"><list></list></block></block></script></block><block s="doReport"><block s="reportCONS"><block s="evaluate"><block var="function"/><list><block s="reportListItem"><l>1</l><block var="data"/></block></list></block><block s="evaluate"><block var="mapone"/><list><block s="reportCDR"><block var="data"/></block></list></block></block></block></script><list><l>data</l></list></block></block><block s="doSetVar"><l>mapmany</l><block s="reifyScript"><script><block s="doIf"><custom-block s="empty? %l"><block s="reportListItem"><l>1</l><block var="data lists"/></block></custom-block><script><block s="doReport"><block s="reportNewList"><list></list></block></block></script></block><block s="doReport"><block s="reportCONS"><block s="evaluate"><block var="function"/><custom-block s="map %repRing over %mult%l"><block s="reifyReporter"><autolambda><block s="reportListItem"><l>1</l><l/></block></autolambda><list></list></block><list><block var="data lists"/></list></custom-block></block><block s="evaluate"><block var="mapmany"/><list><custom-block s="map %repRing over %mult%l"><block s="reifyReporter"><autolambda><block s="reportCDR"><l/></block></autolambda><list></list></block><list><block var="data lists"/></list></custom-block></list></block></block></block></script><list><l>data lists</l></list></block></block><block s="doIfElse"><custom-block s="empty? %l"><block s="reportCDR"><block var="lists"/></block></custom-block><script><block s="doReport"><block s="evaluate"><block var="mapone"/><list><block s="reportListItem"><l>1</l><block var="lists"/></block></list></block></block></script><script><block s="doReport"><block s="evaluate"><block var="mapmany"/><list><block var="lists"/></list></block></block></script></block></script></block></script></block-definition><block-definition s="empty? %&apos;data&apos;" type="predicate" category="lists"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doReport"><block s="reportEquals"><block var="data"/><block s="reportNewList"><list></list></block></block></block></script></block-definition><block-definition s="keep items such that %&apos;pred&apos; from %&apos;data&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%predRing"></input><input type="%l"></input></inputs><script><block s="doWarp"><script><block s="doIf"><custom-block s="empty? %l"><block var="data"/></custom-block><script><block s="doReport"><block s="reportNewList"><list></list></block></block></script></block><block s="doIfElse"><block s="evaluate"><block var="pred"/><list><block s="reportListItem"><l>1</l><block var="data"/></block></list></block><script><block s="doReport"><block s="reportCONS"><block s="reportListItem"><l>1</l><block var="data"/></block><custom-block s="keep items such that %predRing from %l"><block var="pred"/><block s="reportCDR"><block var="data"/></block></custom-block></block></block></script><script><block s="doReport"><custom-block s="keep items such that %predRing from %l"><block var="pred"/><block s="reportCDR"><block var="data"/></block></custom-block></block></script></block></script></block></script></block-definition><block-definition s="combine with %&apos;function&apos; items of %&apos;data&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%repRing"></input><input type="%l"></input></inputs><script><block s="doWarp"><script><block s="doIf"><custom-block s="empty? %l"><block s="reportCDR"><block var="data"/></block></custom-block><script><block s="doReport"><block s="reportListItem"><l>1</l><block var="data"/></block></block></script></block><block s="doReport"><block s="evaluate"><block var="function"/><list><block s="reportListItem"><l>1</l><block var="data"/></block><custom-block s="combine with %repRing items of %l"><block var="function"/><block s="reportCDR"><block var="data"/></block></custom-block></list></block></block></script></block></script></block-definition><block-definition s="if %&apos;test&apos; then %&apos;true&apos; else %&apos;false&apos;" type="reporter" category="control"><header></header><code></code><translations></translations><inputs><input type="%b"></input><input type="%anyUE"></input><input type="%anyUE"></input></inputs><script><block s="doIfElse"><block var="test"/><script><block s="doReport"><block s="evaluate"><block var="true"/><list></list></block></block></script><script><block s="doReport"><block s="evaluate"><block var="false"/><list></list></block></block></script></block></script></block-definition><block-definition s="for %&apos;i&apos; = %&apos;start&apos; to %&apos;end&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%n">1</input><input type="%n">10</input><input type="%cs"></input></inputs><script><block s="doDeclareVariables"><list><l>step</l><l>tester</l></list></block><block s="doIfElse"><block s="reportGreaterThan"><block var="start"/><block var="end"/></block><script><block s="doSetVar"><l>step</l><l>-1</l></block><block s="doSetVar"><l>tester</l><block s="reifyReporter"><autolambda><block s="reportLessThan"><block var="i"/><block var="end"/></block></autolambda><list></list></block></block></script><script><block s="doSetVar"><l>step</l><l>1</l></block><block s="doSetVar"><l>tester</l><block s="reifyReporter"><autolambda><block s="reportGreaterThan"><block var="i"/><block var="end"/></block></autolambda><list></list></block></block></script></block><block s="doSetVar"><l>i</l><block var="start"/></block><block s="doUntil"><block s="evaluate"><block var="tester"/><list></list></block><script><block s="doRun"><block var="action"/><list></list></block><block s="doChangeVar"><l>i</l><block var="step"/></block></script></block></script></block-definition><block-definition s="join words %&apos;words&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%mult%txt"></input></inputs><script><block s="doWarp"><script><block s="doIf"><custom-block s="empty? %l"><block s="reportCDR"><block var="words"/></block></custom-block><script><block s="doReport"><block s="reportListItem"><l>1</l><block var="words"/></block></block></script></block><block s="doReport"><block s="reportJoinWords"><list><block s="reportListItem"><l>1</l><block var="words"/></block><l> </l><custom-block s="join words %mult%txt"><block s="reportCDR"><block var="words"/></block></custom-block></list></block></block></script></block></script></block-definition><block-definition s="list $arrowRight sentence %&apos;data&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doWarp"><script><block s="doReport"><custom-block s="join words %mult%txt"><block var="data"/></custom-block></block></script></block></script></block-definition><block-definition s="sentence $arrowRight list %&apos;text&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%txt"></input></inputs><script><block s="doWarp"><script><block s="doReport"><block s="reportTextSplit"><block var="text"/><l><option>whitespace</option></l></block></block></script></block></script></block-definition><block-definition s="catch %&apos;tag&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%cs"></input></inputs><script><block s="doCallCC"><block s="reifyScript"><script><block s="doSetVar"><l>tag</l><block var="cont"/></block><block s="doRun"><block var="action"/><list></list></block></script><list><l>cont</l></list></block></block></script></block-definition><block-definition s="throw %&apos;cont&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">catchtag</input></inputs><script><block s="doRun"><block var="cont"/><list></list></block></script></block-definition><block-definition s="catch %&apos;tag&apos; %&apos;value&apos;" type="reporter" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%anyUE"></input></inputs><script><block s="doCallCC"><block s="reifyScript"><script><block s="doSetVar"><l>tag</l><block var="cont"/></block><block s="doReport"><block s="evaluate"><block var="value"/><list></list></block></block></script><list><l>cont</l></list></block></block></script></block-definition><block-definition s="throw %&apos;tag&apos; %&apos;value&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">catchtag</input><input type="%s"></input></inputs><script><block s="doRun"><block var="tag"/><list><block var="value"/></list></block></script></block-definition><block-definition s="for each %&apos;item&apos; of %&apos;data&apos; %&apos;action&apos;" type="command" category="lists"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%l"></input><input type="%cs"></input></inputs><script><block s="doUntil"><custom-block s="empty? %l"><block var="data"/></custom-block><script><block s="doSetVar"><l>item</l><block s="reportListItem"><l>1</l><block var="data"/></block></block><block s="doRun"><block var="action"/><list><block s="reportListItem"><l>1</l><block var="data"/></block></list></block><block s="doSetVar"><l>data</l><block s="reportCDR"><block var="data"/></block></block></script></block></script></block-definition><block-definition s="if %&apos;test&apos; do %&apos;action&apos; and pause all $pause-1-255-220-0" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%boolUE"></input><input type="%cs"></input></inputs><script><block s="doDeclareVariables"><list><l>breakpoint</l></list></block><block s="doIf"><block s="evaluate"><block var="test"/><list></list></block><script><block s="doSetVar"><l>breakpoint</l><block var="test"/></block><block s="doShowVar"><l>breakpoint</l></block><block s="doRun"><block var="action"/><list></list></block><block s="doPauseAll"></block><block s="doHideVar"><l></l></block></script></block></script></block-definition><block-definition s="word $arrowRight list %&apos;word&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%txt"></input></inputs><script><block s="doWarp"><script><block s="doReport"><block s="reportTextSplit"><block var="word"/><l><option>letter</option></l></block></block></script></block></script></block-definition><block-definition s="ignore %&apos;x&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs></block-definition><block-definition s="tell %&apos;sprite&apos; to %&apos;commands&apos;" type="command" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%txt">Sprite</input><input type="%cs"></input></inputs><script><block s="doRun"><block s="reportAttributeOf"><block var="commands"/><block var="sprite"/></block><list></list></block></script></block-definition><block-definition s="ask for %&apos;reporter&apos; from %&apos;sprite&apos;" type="reporter" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%repRing"></input><input type="%txt">Sprite</input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportAttributeOf"><block var="reporter"/><block var="sprite"/></block><list></list></block></block></script></block-definition><block-definition s="tell %&apos;sprite&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">Sprite</input><input type="%cs"></input></inputs><script><block s="doRun"><block s="reportAttributeOf"><block var="action"/><block var="sprite"/></block><list></list></block></script></block-definition><block-definition s="ask %&apos;sprite&apos; %&apos;expression&apos;" type="reporter" category="control"><header></header><code></code><translations></translations><inputs><input type="%s">Sprite</input><input type="%repRing"></input></inputs><script><block s="doReport"><block s="evaluate"><block s="reportAttributeOf"><block var="expression"/><block var="sprite"/></block><list></list></block></block></script></block-definition></blocks><variables><variable name="Shopping list"><list struct="atomic" id="699">tomato sauce,pepperoni,apple</list></variable></variables></project><media name="U2L1.5-IntroLists" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>