<snapdata remixID="12006453"><project name="U3L1-ShoppingList_Empty to Students" app="Snap! 7, https://snap.berkeley.edu" version="2"><notes></notes><thumbnail>data:image/png;base64,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select="1"><scene name="U3L1-ShoppingList_Empty to Students"><notes></notes><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 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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" 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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" 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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 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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><block-definition s="addGroceries" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs></block-definition><block-definition s="anyOtherGroceries" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs></block-definition></blocks><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="true" hyperops="true" codify="false" inheritance="false" sublistIDs="false" id="529"><pentrails>data:image/png;base64,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</pentrails><costumes><list struct="atomic" id="530"></list></costumes><sounds><list struct="atomic" id="531"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites select="1"><sprite name="Add Item" idx="1" x="0" y="50.00000000000003" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="80,80,80,1" pen="tip" id="536"><costumes><list id="537"><item><ref mediaID="Add Item_cst_shopping-list-button-add-item"></ref></item></list></costumes><sounds><list struct="atomic" id="538"></list></sounds><blocks></blocks><variables></variables><scripts><script x="43" y="30"><block s="receiveInteraction"><l><option>clicked</option></l></block><block s="doSetVar"><l>groceryList</l><block s="reportNewList"><list></list></block><comment w="90" collapsed="false">This sets the variable groceryList to a list.</comment></block><block s="doRepeat"><l>10</l><script><block s="doAsk"><l>I see you would like to add a few items to your list. What would you like to add?</l></block><block s="doAddToList"><block s="getLastAnswer"></block><block var="groceryList"/></block></script><comment w="90" collapsed="false">This block adds items to the list.</comment></block><block s="doAsk"><l>Is there anything else you would like to add to the list?</l></block><block s="doIf"><block s="reportEquals"><block s="getLastAnswer"></block><l>yes</l></block><script><block s="doAsk"><l>How many items would you like to add?</l></block><block s="doRepeat"><block s="getLastAnswer"></block><script><block s="doAsk"><l>What items are you ready to add?</l></block><block s="doAddToList"><block s="getLastAnswer"></block><block var="groceryList"/></block></script></block></script><comment w="90" collapsed="false">This block adds exrta items to the list if the user chooses to add extra items.</comment></block></script></scripts></sprite><sprite name="Delete Item" idx="4" x="0" y="-99.99999999999994" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="173.4,31.211999999999993,0,1" pen="tip" id="583"><costumes><list id="584"><item><ref mediaID="Delete Item_cst_shopping-list-button-delete-item"></ref></item></list></costumes><sounds><list struct="atomic" id="585"></list></sounds><blocks></blocks><variables></variables><scripts><script x="27" y="41.33333333333334"><block s="receiveInteraction"><l><option>clicked</option></l></block><block s="doAsk"><l>Would you like to delete an item?</l></block><block s="doIf"><block s="reportEquals"><block s="getLastAnswer"></block><l>yes</l></block><script><block s="doAsk"><l>What is the number of the item you would like to delete.</l></block><block s="doDeleteFromList"><block s="getLastAnswer"></block><block var="groceryList"/></block></script><comment w="90" collapsed="false">This deletes specific items in the list by the number they are in the list.</comment></block></script></scripts></sprite><sprite name="Search" idx="3" x="0" y="-50" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="140.25,33.660000000000004,0,1" pen="tip" id="607"><costumes><list id="608"><item><ref mediaID="Search_cst_shopping-list-button-search"></ref></item></list></costumes><sounds><list struct="atomic" id="609"></list></sounds><blocks></blocks><variables></variables><scripts><script x="19" y="40.33333333333334"><block s="receiveInteraction"><l><option>clicked</option></l></block><block s="doAsk"><l>What item are you looking for?</l></block><block s="doIfElse"><block s="reportListContainsItem"><block var="groceryList"/><block s="getLastAnswer"></block></block><script><block s="doSayFor"><l>The list contains this item.</l><l>2</l></block><block s="doSayFor"><block s="getLastAnswer"></block><l>2</l></block></script><script><block s="doSayFor"><l>This item is not contained in the list. You will need to add this item to the list.</l><l>2</l></block></script><comment w="90" collapsed="false">This searches for specific items in the list, then says whether the item is in the list or not.</comment></block></script></scripts></sprite><sprite name="Clear List" idx="2" x="0" y="5.684341886080802e-14" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="1" color="0,137.70000000000002,38.55600000000003,1" pen="tip" id="637"><costumes><list id="638"><item><ref mediaID="Clear List_cst_shopping-list-button-clear-list"></ref></item></list></costumes><sounds><list struct="atomic" id="639"></list></sounds><blocks></blocks><variables></variables><scripts><script x="20" y="45.333333333333314"><block s="receiveInteraction"><l><option>clicked</option></l></block><block s="doAsk"><l>I see you would like to clear your shopping lise, are you sure you wish to delete it?</l></block><block s="doIf"><block s="reportEquals"><block s="getLastAnswer"></block><l>yes</l></block><script><block s="doAsk"><l>Just double checking, you are sure you wish to delete your shoppin list?</l></block><block s="doIf"><block s="reportEquals"><block s="getLastAnswer"></block><l>yes</l></block><script><block s="doDeleteFromList"><l><option>all</option></l><block var="groceryList"/></block></script></block></script><comment w="90" collapsed="false">This deletes all variables in the list.</comment></block></script></scripts></sprite><watcher var="groceryList" style="normal" x="10" y="10" color="243,118,29" extX="80" extY="70"/></sprites></stage><variables><variable name="groceryList"><list struct="atomic" id="670"></list></variable></variables></scene></scenes></project><media name="U3L1-ShoppingList_Empty to Students" app="Snap! 7, https://snap.berkeley.edu" version="2"><costume name="shopping-list-button-add-item" center-x="53" center-y="15" 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mediaID="Add Item_cst_shopping-list-button-add-item"/><costume name="shopping-list-button-delete-item" center-x="53" center-y="15" 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mediaID="Search_cst_shopping-list-button-search"/><costume name="shopping-list-button-clear-list" center-x="53" center-y="15" 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