<snapdata remixID="13045132"><project name="4.4 lab" app="Snap! 9.0, https://snap.berkeley.edu" version="2"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><scenes select="1"><scene name="4.4 lab"><notes></notes><hidden></hidden><headers></headers><code></code><blocks><block-definition s="sum %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doSetVar"><l>sum</l><l>0</l></block><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doSetVar"><l>sum</l><block s="reportVariadicSum"><list><block var="sum"/><block s="reportListItem"><block var="i"/><block var="numbers list"/></block></list></block></block></script></block><block s="doSayFor"><block var="sum"/><l>2</l></block></script></block-definition><block-definition s="average %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doSetVar"><l>sum</l><l>0</l></block><block s="doSetVar"><l>average</l><l>0</l></block><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doSetVar"><l>sum</l><block s="reportVariadicSum"><list><block var="sum"/><block s="reportListItem"><block var="i"/><block var="numbers list"/></block></list></block></block></script></block><block s="doSetVar"><l>average</l><block s="reportQuotient"><block var="sum"/><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block></block></block><block s="doSayFor"><block var="average"/><l>2</l></block></script></block-definition><block-definition s="includes negative %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doIf"><block s="reportVariadicGreaterThan"><list><l>0</l><block s="reportListItem"><block var="i"/><block var="numbers list"/></block></list></block><script><block s="doSayFor"><l>includes negatives</l><l>2</l></block></script><list></list></block></script></block></script></block-definition><block-definition s="increasing %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doIf"><block s="reportVariadicGreaterThan"><list><block s="reportListItem"><block s="reportDifference"><block var="i"/><l>1</l></block><block var="numbers list"/></block><block s="reportListItem"><block var="i"/><block var="numbers list"/></block></list></block><script><block s="doSayFor"><l>not increasing</l><l>2</l></block></script><list></list></block></script></block></script></block-definition><block-definition s="maximum %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doSetVar"><l>current max</l><l>0</l></block><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doIf"><block s="reportVariadicGreaterThan"><list><block s="reportListItem"><block var="i"/><block var="numbers list"/></block><block var="current max"/></list></block><script><block s="doSetVar"><l>current max</l><block s="reportListItem"><block var="i"/><block var="numbers list"/></block></block></script><list></list></block></script></block><block s="doSayFor"><block var="current max"/><l>2</l></block></script></block-definition><block-definition s="current max" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs></block-definition><block-definition s="make all positive %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doIf"><block s="reportVariadicGreaterThan"><list><l>0</l><block s="reportListItem"><block var="i"/><block var="numbers list"/></block></list></block><script><block s="doReplaceInList"><block var="i"/><block var="numbers list"/><block s="reportVariadicProduct"><list><block s="reportListItem"><block var="i"/><block var="numbers list"/></block><l>-1</l></list></block></block></script><list></list></block></script></block><block s="doSayFor"><block var="numbers list"/><l>2</l></block></script></block-definition><block-definition s="only evens %&apos;numbers list&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doSetVar"><l>evens</l><block s="reportNewList"><list><l></l></list></block></block><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list"/></block><script><block s="doIf"><block s="reportVariadicEquals"><list><block s="reportModulus"><block s="reportListItem"><block var="i"/><block var="numbers list"/></block><l>2</l></block><l>0</l></list></block><script><block s="doAddToList"><block s="reportListItem"><block var="i"/><block var="numbers list"/></block><block var="evens"/></block></script><list></list></block></script></block><block s="doSayFor"><block var="evens"/><l>2</l></block></script></block-definition><block-definition s="add all %&apos;numbers list 1&apos; %&apos;numbers list 2&apos;" type="command" category="other"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input></inputs><script><block s="doSetVar"><l>sum list</l><block s="reportNewList"><list><l></l></list></block></block><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="numbers list 2"/></block><script><block s="doAddToList"><block s="reportDifference"><block s="reportListItem"><block var="i"/><block var="numbers list 1"/></block><block s="reportListItem"><block var="i"/><block var="numbers list 2"/></block></block><block var="sum list"/></block></script></block><block s="doSayFor"><block var="sum list"/><l>2</l></block></script></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="false" hyperops="true" codify="false" inheritance="true" sublistIDs="false" 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