<snapdata remixID="12111393"><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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</thumbnail><scenes 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 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" 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