<snapdata remixID="10981816"><project name="upc" app="Snap! 6, https://snap.berkeley.edu" version="1"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><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" scheduled="false" id="1"><pentrails>data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAeAAAAFoCAYAAACPNyggAAAAAXNSR0IArs4c6QAADoVJREFUeF7t1cEJAAAIxDDdf2m3sJ+4wEEQuuMIECBAgACBd4F9XzRIgAABAgQIjAB7AgIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECAiwHyBAgAABAoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQICLAfIECAAAECgYAAB+gmCRAgQICAAPsBAgQIECAQCAhwgG6SAAECBAgIsB8gQIAAAQKBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECByxcQFpoRMBzwAAAABJRU5ErkJggg==</pentrails><costumes><list struct="atomic" id="2"></list></costumes><sounds><list struct="atomic" id="3"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites><sprite name="Sprite" idx="1" x="-5.759999999999309" y="-15.840000000000117" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="80,80,80,1" pen="tip" id="8"><costumes><list struct="atomic" id="9"></list></costumes><sounds><list struct="atomic" id="10"></list></sounds><blocks></blocks><variables></variables><scripts><script x="34" y="22.00000000000003"><block s="doAsk"><l>what is the  upc code</l></block><block s="doSetVar"><l>upc</l><block s="getLastAnswer"></block></block><block s="doSetVar"><l>upc code</l><block s="reportNewList"><list></list></block></block><block s="doFor"><l>i</l><l>1</l><block s="reportStringSize"><block var="upc"/></block><script><block s="doAddToList"><block s="reportLetter"><block var="i"/><block var="upc"/></block><block var="upc code"/></block></script></block><block s="doIf"><block s="reportNot"><block s="reportEquals"><block s="reportListAttribute"><l><option>length</option></l><block var="upc code"/></block><l>12</l></block></block><script><block s="doSayFor"><l>invalid code</l><l>2</l></block></script></block><custom-block s="oddSum"></custom-block><block s="doSetVar"><l>OddSum2</l><block s="reportProduct"><block var="OddSum"/><l>3</l></block></block><custom-block s="evenSum"></custom-block><block s="doSetVar"><l>Sum3</l><block s="reportSum"><block var="evenSum"/><block var="OddSum2"/></block></block><block s="doSetVar"><l>Calculation</l><block s="reportSum"><block var="Sum3"/><block s="reportListItem"><l><option>last</option></l><block var="upc code"/></block></block></block><block s="doIfElse"><block s="reportEquals"><block s="reportModulus"><block var="Calculation"/><l>10</l></block><l>0</l></block><script><block s="doSayFor"><l>valid code</l><l>2</l></block></script><script><block s="doSayFor"><l>invalid code</l><l>2</l></block><custom-block s="idenitfy check digit"></custom-block></script></block></script></scripts></sprite><watcher var="OddSum" style="normal" x="10" y="10" color="243,118,29" hidden="true"/><watcher var="index" style="normal" x="10" y="31.000001999999995" color="243,118,29" hidden="true"/><watcher var="OddSum2" style="normal" x="10" y="52.00000399999999" color="243,118,29" hidden="true"/><watcher var="evenSum" style="normal" x="10" y="73.00000599999998" color="243,118,29" hidden="true"/><watcher var="upc" style="normal" x="10" y="136.00001199999997" color="243,118,29" hidden="true"/><watcher var="upc code" style="normal" x="387.4166666666665" y="18.916691666666736" color="243,118,29" extX="82" extY="76"/><watcher var="Calculation" style="normal" x="8" y="56.000009999999975" color="243,118,29"/><watcher scope="Stage" s="getLastAnswer" style="normal" x="10" y="83.00001399999996" color="4,148,220"/><watcher var="Sum3" style="normal" x="9" y="122.00000799999998" color="243,118,29"/><watcher var="check digit" style="normal" x="10" y="104.00001599999996" color="243,118,29"/><watcher var="valid number" style="normal" x="10" y="125.00001799999995" color="243,118,29"/></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="oddSum" type="command" category="other"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSetVar"><l>index</l><l>1</l></block><block s="doSetVar"><l>OddSum</l><l>0</l></block><block s="doRepeat"><block s="reportListAttribute"><l><option>length</option></l><block var="upc code"/></block><script><block s="doIf"><block s="reportNot"><block s="reportEquals"><block s="reportModulus"><block var="index"/><l>2</l></block><l>0</l></block></block><script><block s="doSetVar"><l>OddSum</l><block s="reportSum"><block var="OddSum"/><block s="reportListItem"><block var="index"/><block var="upc code"/></block></block></block></script></block><block s="doChangeVar"><l>index</l><l>1</l></block></script></block></script></block-definition><block-definition s="evenSum" type="command" category="other"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSetVar"><l>evenSum</l><l>0</l></block><block s="doSetVar"><l>index</l><l>1</l></block><block s="doRepeat"><l>11</l><script><block s="doIf"><block s="reportEquals"><block s="reportModulus"><block var="index"/><l>2</l></block><l>0</l></block><script><block s="doSetVar"><l>evenSum</l><block s="reportSum"><block var="evenSum"/><block s="reportListItem"><block var="index"/><block var="upc code"/></block></block></block></script></block><block s="doChangeVar"><l>index</l><l>1</l></block></script></block></script></block-definition><block-definition s="idenitfy check digit" type="command" category="other"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSetVar"><l>valid number</l><block var="Calculation"/></block><block s="doUntil"><block s="reportEquals"><block s="reportModulus"><block var="valid number"/><l>10</l></block><l>0</l></block><script><block s="doChangeVar"><l>valid number</l><l>1</l></block></script></block><block s="doSetVar"><l>check digit</l><block s="reportDifference"><block var="valid number"/><block var="Calculation"/></block></block><block s="doSayFor"><block s="reportJoinWords"><list><l>The check digit should be </l><block var="check digit"/></list></block><l>2</l></block></script></block-definition></blocks><variables><variable name="upc code"><list struct="atomic" id="215">7,9,6,0,3,0,1,1,4,9,7,4</list></variable><variable name="OddSum"><l>28</l></variable><variable name="index"><l>12</l></variable><variable name="OddSum2"><l>84</l></variable><variable name="evenSum"><l>19</l></variable><variable name="Sum3"><l>103</l></variable><variable name="Calculation"><l>107</l></variable><variable name="upc"><l>796030114974</l></variable><variable name="check digit"><l>3</l></variable><variable name="valid number"><l>110</l></variable></variables></project><media name="upc" app="Snap! 6, https://snap.berkeley.edu" version="1"></media></snapdata>