<snapdata remixID="13936283"><project name="4.2 roll call!" app="Snap! 10.1-dev, https://snap.berkeley.edu" 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select="1"><scene name="4.2 roll call!"><notes></notes><hidden></hidden><headers></headers><code></code><blocks></blocks><primitives><block-definition s="%&apos;#1&apos;" type="predicate" category="operators" selector="reportVariadicGreaterThan" primitive="reportVariadicGreaterThan"><header></header><code></code><translations></translations><inputs><input type="%mult%s" readonly="true" separator="&gt;" collapse="all &gt;" initial="2"></input></inputs><script><block s="doPrimitive"><l><bool>true</bool></l><l>reportVariadicGreaterThan</l></block></script></block-definition><block-definition s="%&apos;#1&apos;" type="predicate" category="operators" selector="reportVariadicOr" primitive="reportVariadicOr"><header></header><code></code><translations></translations><inputs><input type="%mult%b" readonly="true" separator="or" collapse="any" initial="2"></input></inputs><script><block s="doPrimitive"><l><bool>true</bool></l><l>reportVariadicOr</l></block></script></block-definition></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" 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struct="atomic" id="17"></list></costumes><sounds><list struct="atomic" id="18"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites select="1"><sprite name="Sprite" idx="1" x="0" y="-1.4210854715202004e-13" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="false" costume="0" color="80,80,80,1" pen="tip" id="23"><costumes><list struct="atomic" id="24"></list></costumes><sounds><list struct="atomic" id="25"></list></sounds><blocks></blocks><variables></variables><scripts><script x="17.000000000000114" y="788.6666666666663"><block s="receiveKey"><l><option>r</option></l><list></list><comment w="90" collapsed="false">names everyone in the list one by one, backwards</comment></block><block s="doSetVar"><l>names</l><block s="reportNewList"><list><l>Eric</l><l>Sally</l><l>Michelle</l><l>John</l><l>Sam</l><l>Caleb</l></list></block></block><block s="doForEach"><l>item</l><block var="names"/><script><block s="doSetVar"><l>i</l><block 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var="names"/></block></list></block><l>2</l></block></script><list></list></block><block s="doChangeVar"><l>i</l><l>1</l></block></script></block></script><script x="19.38313802083337" y="1250.583333333333"><block s="receiveKey"><l><option>c</option></l><list></list><comment w="90" collapsed="false">every name that starts with a C or c</comment></block><block s="doSetVar"><l>names</l><block s="reportNewList"><list><l>Eric</l><l>Sally</l><l>Michelle</l><l>John</l><l>Sam</l><l>Caleb</l></list></block></block><block s="doDeclareVariables"><list><l>i</l></list></block><block s="doSetVar"><l>i</l><l>1</l></block><block s="doForEach"><l>item</l><block var="names"/><script><block s="doIf"><block s="reportVariadicOr"><list><block s="reportVariadicEquals"><list><block s="reportLetter"><l>1</l><block s="reportListItem"><block var="i"/><block var="names"/></block></block><l>c</l></list></block><block s="reportVariadicEquals"><list><block s="reportLetter"><l>1</l><block s="reportListItem"><block var="i"/><block var="names"/></block></block><l>C</l></list></block></list></block><script><block s="doSayFor"><block s="reportJoinWords"><list><l>Welcome, </l><block s="reportListItem"><block var="i"/><block var="names"/></block></list></block><l>2</l></block></script><list></list></block><block s="doChangeVar"><l>i</l><l>1</l></block></script></block></script><script x="23" y="1538.9166666666665"><block s="receiveKey"><l><option>y</option></l><list></list><comment w="90" collapsed="false">says every name with the last letter being Y or y</comment></block><block s="doSetVar"><l>names</l><block s="reportNewList"><list><l>Eric</l><l>Sally</l><l>Michelle</l><l>John</l><l>Sam</l><l>Caleb</l></list></block></block><block s="doDeclareVariables"><list><l>i</l></list></block><block s="doSetVar"><l>i</l><l>1</l></block><block s="doForEach"><l>item</l><block var="names"/><script><block s="doIf"><block s="reportVariadicOr"><list><block s="reportVariadicEquals"><list><block 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s="reportNewList"><list><l>Eric</l><l>Sally</l><l>Michelle</l><l>John</l><l>Sam</l><l>Caleb</l></list></block></block><block s="doSetVar"><l>i</l><l>2</l></block><block s="doForEach"><l>item</l><block var="names"/><script><block s="doSayFor"><block s="reportJoinWords"><list><l>Welcome, </l><block s="reportListItem"><block s="reportVariadicSum"><list><l>1</l><block var="i"/></list></block><block var="names"/></block></list></block><l>2</l></block><block s="doIf"><block s="reportVariadicEquals"><list><block var="i"/><block s="reportDifference"><block s="reportListAttribute"><l><option>length</option></l><block var="names"/></block><l>3</l></block></list></block><script><block s="doStopThis"><l><option>this block</option></l></block></script><list></list></block><block s="doChangeVar"><l>i</l><l>1</l></block></script></block></script><comment x="387.2798828125001" y="621.0000000000009" w="90" collapsed="false">does every other name in the list</comment><script x="17" y="108.00000000000023"><block s="receiveKey"><l><option>h</option></l><list></list><comment w="90" collapsed="false">names everyone in the list one at a time</comment></block><block s="doSetVar"><l>names</l><block s="reportNewList"><list><l>Eric</l><l>Sally</l><l>Michelle</l><l>John</l><l>Sam</l><l>Caleb</l></list></block></block><block s="doDeclareVariables"><list><l>a</l><l>b</l></list></block><block s="doSetVar"><l>a</l><l></l></block><block s="doSetVar"><l>b</l><l>1</l></block><block s="doRepeat"><block s="reportListAttribute"><l><option>length</option></l><block var="names"/></block><script><block s="doSetVar"><l>a</l><block s="reportJoinWords"><list><block var="a"/><l>, </l><block s="reportListItem"><block var="b"/><block var="names"/></block></list></block></block><block s="doChangeVar"><l>b</l><l>1</l></block></script></block><block s="doSayFor"><block s="reportJoinWords"><list><l>welcome</l><l></l><block var="a"/></list></block><l>2</l></block></script><script 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