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AAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECByxcQFpoRMBzwAAAABJRU5ErkJggg==</pentrails><costumes><list struct="atomic" id="6"></list></costumes><sounds><list struct="atomic" id="7"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites select="1"><sprite name="Sprite" idx="1" x="1.1594202898548869" y="-2.802658820965501" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="80,80,80,1" pen="tip" id="12"><costumes><list struct="atomic" id="13"></list></costumes><sounds><list struct="atomic" id="14"></list></sounds><blocks></blocks><variables></variables><scripts><comment x="349.99999999999966" y="505.3333333333424" w="223" collapsed="false">Now I wonder what this code can be used for...?.</comment><script x="12.999999999999886" 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="doDeclareVariables"><list><l>counter</l></list></block><block s="doSetVar"><l>counter</l><l>0</l></block><block s="doShowVar"><l>counter</l></block><block s="doSetVar"><l>byte</l><block s="reportNewList"><list><l>1</l><l>0</l><l>1</l><l>1</l><l>0</l><l>1</l><l>0</l><l>0</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="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="byte"/></block><script><block s="doIf"><block s="reportVariadicEquals"><list><block s="reportListItem"><block var="i"/><block var="byte"/></block><l>1</l></list></block><script><block s="doChangeVar"><l>counter</l><l>1</l></block></script><list></list></block></script></block><block s="doSayFor"><block var="counter"/><l>1</l></block><block s="doIf"><block s="reportVariadicEquals"><list><block s="reportModulus"><block var="counter"/><l>2</l></block><l>0</l></list></block><script><block s="doSayFor"><l>even</l><l>1</l></block></script><list><l><bool>true</bool></l><script><block s="doSayFor"><l>odd</l><l>1</l></block></script></list></block><block s="doHideVar"><l>counter</l></block></script><script x="300" y="20.333333333343077"><block s="receiveKey"><l><option>2</option></l><list></list><comment w="204.4000000000001" 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="doDeclareVariables"><list><l>counter</l></list></block><block s="doSetVar"><l>counter</l><l>0</l></block><block s="doShowVar"><l>counter</l></block><block s="doSetVar"><l>byte</l><block s="reportNewList"><list></list></block></block><block s="doRepeat"><l>8</l><script><block s="doAddToList"><block s="reportRandom"><l>0</l><l>1</l></block><block var="byte"/></block></script></block><block s="doFor"><l>i</l><l>1</l><block s="reportListAttribute"><l><option>length</option></l><block var="byte"/></block><script><block s="doIf"><block s="reportVariadicEquals"><list><block s="reportListItem"><block var="i"/><block var="byte"/></block><l>1</l></list></block><script><block s="doChangeVar"><l>counter</l><l>1</l></block></script><list></list></block></script></block><block s="doSayFor"><block var="counter"/><l>1</l></block><block s="doIf"><block s="reportVariadicEquals"><list><block s="reportModulus"><block var="counter"/><l>2</l></block><l>0</l></list></block><script><block s="doSayFor"><l>even</l><l>1</l></block></script><list><l><bool>true</bool></l><script><block s="doSayFor"><l>odd</l><l>1</l></block></script></list></block><block s="doHideVar"><l>counter</l></block></script><script x="28" y="454.66666666666674"><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>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="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>5</l></list></block></block><block s="doFor"><l>i</l><l>1</l><block s="reportDifference"><block s="reportListAttribute"><l><option>length</option></l><block var="Isbn13"/></block><l>1</l></block><script><block s="doAddToList"><block s="reportListItem"><block var="i"/><block var="Isbn13"/></block><block var="Isbn12"/></block></script></block></script></scripts></sprite></sprites></stage><variables><variable name="Isbn13"><list struct="atomic" id="230">9,7,8,1,4,8,9,0,8,2,0,7,5</list></variable><variable name="Isbn12"><list struct="atomic" id="231">9,7,8,1,4,8,9,0,8,2,0,7</list></variable><variable name="byte"><list struct="atomic" id="232">1,1,1,0,1,1,0,1</list></variable></variables></scene></scenes></project><media name="HW 21" app="Snap! 9.0, https://snap.berkeley.edu" version="2"></media></snapdata>