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struct="atomic" id="7"></list></costumes><sounds><list struct="atomic" id="8"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites select="1"><sprite name="Sprite" idx="1" x="1.1594202898550066" y="-2.8026588209654903" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="80,80,80,1" pen="tip" id="13"><costumes><list struct="atomic" id="14"></list></costumes><sounds><list struct="atomic" id="15"></list></sounds><blocks></blocks><variables></variables><scripts><script x="397.9999999999998" y="183.66666666666674"><block s="doSayFor"><l>Hello!</l><l>2</l></block></script><comment x="386.9999999999998" y="498.6666666666664" w="223" collapsed="false">Now I wonder what this code can be used for...?.</comment><script x="398.9999999999998" y="262.6666666666671"><block s="doSayFor"><l>Hello!</l><l>2</l></block></script><script x="58.999999999999886" y="10"><block s="receiveKey"><l><option>1</option></l><list></list><comment w="90" collapsed="false">Count how many 1 there is and if it is odd or even </comment></block><block s="doSetVar"><l>byte</l><block s="reportNewList"><list><l>0</l><l>1</l><l>0</l><l>1</l><l>0</l><l>1</l><l>0</l><l>1</l></list></block><comment w="90" collapsed="false">Create a variable named byte, this variable needs to be a list with 8 positions, to be filled with 0 or 1</comment></block><block s="doDeclareVariables"><list><l>count</l></list></block><block s="doSetVar"><l>count</l><l>0</l></block><block s="doForEach"><l>item</l><block var="byte"/><script><block s="doIf"><block s="reportVariadicEquals"><list><block var="item"/><l>1</l></list></block><script><block s="doChangeVar"><l>count</l><l>1</l></block></script><list></list></block></script></block><block s="doSayFor"><block var="count"/><l>2</l></block><block s="doIfElse"><block s="reportVariadicEquals"><list><block s="reportModulus"><block var="count"/><l>2</l></block><l>0</l></list></block><script><block s="doSayFor"><l>You have an even number of 1s.</l><l>2</l></block></script><script><block s="doSayFor"><l>You have an odd number of 1s.</l><l>2</l></block></script></block></script><script x="42.999999999999915" y="335.66666666666697"><block s="receiveKey"><l><option>2</option></l><list></list><comment w="90" collapsed="false">Populate the variable byte with random 0 and 1 and copy the code from above to tell the user is he/she has an odd or even numbers of 1 </comment></block><block s="doSetVar"><l>byte</l><block s="reportNewList"><list><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block><block s="reportRandom"><l>0</l><l>1</l></block></list></block></block><block s="doDeclareVariables"><list><l>count</l></list></block><block s="doSetVar"><l>count</l><l>0</l></block><block s="doForEach"><l>item</l><block var="byte"/><script><block s="doIf"><block s="reportVariadicEquals"><list><block var="item"/><l>1</l></list></block><script><block s="doChangeVar"><l>count</l><l>1</l></block></script><list></list></block></script></block><block s="doIfElse"><block s="reportVariadicEquals"><list><block s="reportModulus"><block var="count"/><l>2</l></block><l>0</l></list></block><script><block s="doSayFor"><l>You have an even number of 1s.</l><l>2</l></block></script><script><block s="doSayFor"><l>You have an odd number of 1s.</l><l>2</l></block></script></block></script><script x="30" y="714.6666666666671"><block s="receiveKey"><l><option>3</option></l><list></list><comment w="90" collapsed="false">Add code to copy the first 12 numbers of Isbn13 into Isbn12. Watch out Isbn12 is not a list yet </comment></block><block s="doSetVar"><l>Isbn13</l><block s="reportNewList"><list><l>9</l><l>7</l><l>8</l><l>1</l><l>4</l><l>8</l><l>9</l><l>0</l><l>8</l><l>2</l><l>0</l><l>7</l><l></l></list></block></block><block s="doSetVar"><l>Isbn12</l><block s="reportNewList"><list></list></block><comment w="90" collapsed="false">isdn is an empty list where the code will copy the first 12 bits of isbn13</comment></block><block s="doFor"><l>i</l><l>1</l><l>12</l><script><block s="doAddToList"><block s="reportListItem"><block var="i"/><block var="Isbn13"/></block><block var="Isbn12"/></block></script></block><block s="doSetVar"><l>sum 1</l><l>0</l></block><block s="doSetVar"><l>sum 2</l><l>0</l></block><block s="doFor"><l>i</l><l>1</l><l>12</l><script><block s="doIfElse"><block s="reportVariadicEquals"><list><block s="reportModulus"><block var="i"/><l>2</l></block><l>0</l></list></block><script><block s="doChangeVar"><l>sum 2</l><block s="reportListItem"><block var="i"/><block var="Isbn12"/></block></block></script><script><block s="doChangeVar"><l>sum 1</l><block s="reportListItem"><block var="i"/><block var="Isbn12"/></block></block></script></block></script></block><block s="doSetVar"><l>sum 2</l><block s="reportVariadicProduct"><list><block var="sum 2"/><l>3</l></list></block></block><block s="doSetVar"><l>sum</l><block s="reportVariadicSum"><list><block var="sum 1"/><block var="sum 2"/></list></block></block><block s="doSetVar"><l>checksum</l><block s="reportDifference"><l>10</l><block s="reportModulus"><block var="sum"/><l>10</l></block></block></block><block s="doReplaceInList"><l><option>last</option></l><block s="reportNewList"><list><l>9</l><l>7</l><l>8</l><l>1</l><l>4</l><l>8</l><l>9</l><l>0</l><l>8</l><l>2</l><l>0</l><l>7</l><l></l></list></block><block var="checksum"/></block></script><script x="445.0000000000002" y="764.166666666667"><block s="doChangeVar"><l></l><l>1</l></block></script></scripts></sprite><watcher var="Isbn13" style="normal" x="4.312499999999773" y="4.312499999999993" color="243,118,29" hidden="true"/><watcher var="byte" style="normal" x="10" y="10" color="243,118,29" hidden="true"/><watcher var="Isbn12" style="normal" x="-7.687500000000227" y="50.36875086250001" color="243,118,29" extX="80" extY="70"/><watcher var="sum 1" style="normal" x="10" y="103.000002" color="243,118,29"/><watcher var="sum 2" style="normal" x="10" y="124.00000399999999" color="243,118,29"/><watcher var="sum" style="normal" x="10" y="145.00000599999998" color="243,118,29"/><watcher var="checksum" style="normal" x="10" y="166.00000799999998" color="243,118,29"/></sprites></stage><variables><variable name="Isbn13"><list struct="atomic" id="315">9,7,8,1,4,8,9,0,8,2,0,7,</list></variable><variable name="Isbn12"><list struct="atomic" id="316">9,7,8,1,4,8,9,0,8,2,0,7</list></variable><variable name="byte"><list struct="atomic" id="317">0,0,1,1,0,0,1,0</list></variable><variable name="sum 1"><l>38</l></variable><variable name="sum 2"><l>75</l></variable><variable name="sum"><l>113</l></variable><variable name="checksum"><l>7</l></variable></variables></scene></scenes></project><media name="DoNow ListBinary" app="Snap! 11.0.6, https://snap.berkeley.edu" version="2"></media></snapdata>