<snapdata remixID="9851267"><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" 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AoGAAAfoJgkQIECAgAD7AQIECBAgEAgIcIBukgABAgQIHLFxAWmhEwHPAAAAAElFTkSuQmCC</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="0" y="0" 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="94" y="10"><block s="doAsk"><l>What is your barcode?</l></block><block s="doSetVar"><l>UPC</l><block s="reportNewList"><list></list></block></block><block s="doSetVar"><l>barcode</l><block s="getLastAnswer"></block></block><block s="doFor"><l>i</l><l>1</l><block s="reportStringSize"><block var="barcode"/></block><script><block s="doAddToList"><block s="reportLetter"><block var="i"/><block var="barcode"/></block><block var="UPC"/></block></script></block><block s="doIfElse"><block s="reportNot"><block s="reportEquals"><block s="reportListLength"><block var="UPC"/></block><l>12</l></block></block><script><block s="doSayFor"><l>Your code is invalid</l><l>2</l></block></script><script><custom-block s="sumEven"></custom-block><custom-block s="sumOdd"></custom-block><block s="doSetVar"><l>total</l><block s="reportSum"><block var="sumOdd"/><block var="sumEven"/></block></block></script></block><block s="doIfElse"><block s="reportEquals"><block s="reportModulus"><block var="total"/><l>10</l></block><l>0</l></block><script><block s="doSayFor"><l>Your code is valid</l><l>2</l></block><custom-block s="regularUCP"></custom-block><custom-block s="random"></custom-block><custom-block s="Drug"></custom-block><custom-block s="food"></custom-block><custom-block s="coupon"></custom-block></script><script><block s="bubble"><l>Your code is invalid.</l></block></script></block></script></scripts></sprite><watcher var="total" style="normal" x="10" y="258.000008" color="243,118,29"/><watcher var="sumOdd" style="normal" x="10" y="212.000004" color="243,118,29"/><watcher var="barcode" style="normal" x="11" y="8" color="243,118,29"/><watcher var="sumEven" style="normal" x="10" y="235.00000599999998" color="243,118,29"/><watcher var="UPC" style="normal" x="10" y="31.000001999999995" color="243,118,29" extX="80" extY="70"/></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="sumOdd" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doDeclareVariables"><list><l>index</l></list></block><block s="doSetVar"><l>index</l><l>1</l></block><block s="doSetVar"><l>sumOdd</l><l>0</l></block><block s="doRepeat"><block s="reportListLength"><block var="UPC"/></block><script><block s="doIf"><block s="reportEquals"><block s="reportModulus"><block var="index"/><l>2</l></block><l>1</l></block><script><block s="doSetVar"><l>sumOdd</l><block s="reportSum"><block var="sumOdd"/><block s="reportListItem"><block var="index"/><block var="UPC"/></block></block></block></script></block><block s="doChangeVar"><l>index</l><l>1</l></block></script></block><block s="doSetVar"><l>sumOdd</l><block s="reportProduct"><block var="sumOdd"/><l>3</l></block></block></script></block-definition><block-definition s="sumEven" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doDeclareVariables"><list><l>Index</l></list></block><block s="doSetVar"><l>Index</l><l>1</l></block><block s="doSetVar"><l>sumEven</l><l>0</l></block><block s="doRepeat"><block s="reportListLength"><block var="UPC"/></block><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>sumEven</l><block s="reportSum"><block var="sumEven"/><block s="reportListItem"><block var="Index"/><block var="UPC"/></block></block></block></script></block><block s="doChangeVar"><l>Index</l><l>1</l></block></script></block></script></block-definition><block-definition s="regularUCP" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>0</l></block><script><block s="doSayFor"><l>Your code is a regular UCP code.</l><l>2</l></block></script></block><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>1</l></block><script><block s="doSayFor"><l>Your code is a regular UCP code.</l><l>2</l></block></script></block><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>6</l></block><script><block s="doSayFor"><l>Your code is a regular UCP code.</l><l>2</l></block></script></block><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>7</l></block><script><block s="doSayFor"><l>Your code is a regular UCP code.</l><l>2</l></block></script></block><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>8</l></block><script><block s="doSayFor"><l>Your code is a regular UCP code.</l><l>2</l></block></script></block></script></block-definition><block-definition s="random" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>2</l></block><script><block s="doSayFor"><l>Your code is for random weight items</l><l>2</l></block></script></block></script></block-definition><block-definition s="Drug" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>3</l></block><script><block s="doSayFor"><l>Your code is for National Drug code and National Health related items.</l><l>2</l></block></script></block></script></block-definition><block-definition s="food" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>4</l></block><script><block s="doSayFor"><l>Your code is for in-store marking of non-food items.</l><l>2</l></block></script></block></script></block-definition><block-definition s="coupon" type="command" category="operators"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>5</l></block><script><block s="doSayFor"><l>Your code is for coupon use.</l><l>2</l></block></script></block><block s="doIf"><block s="reportEquals"><block s="reportListItem"><l>1</l><block var="UPC"/></block><l>9</l></block><script><block s="doSayFor"><l>Your code is for coupon use.</l><l>2</l></block></script></block></script></block-definition></blocks><variables><variable name="barcode"><l>811125033022</l></variable><variable name="UPC"><list struct="atomic" id="319">8,1,1,1,2,5,0,3,3,0,2,2</list></variable><variable name="sumOdd"><l>48</l></variable><variable name="sumEven"><l>12</l></variable><variable name="total"><l>60</l></variable></variables></project><media name="UPC" app="Snap! 6, https://snap.berkeley.edu" version="1"></media></snapdata>