<snapdata remixID="10776086"><project name="U3L3-TicTacToe" 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="true" hyperops="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAeAAAAFoCAYAAACPNyggAAACtUlEQVR4nO3BMQEAAADCoPVPbQwfoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+Bo3+AAF/RMkcAAAAAElFTkSuQmCC</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="Square" idx="1" x="50" y="-50" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="false" hidden="true" costume="1" color="80,80,80,1" pen="tip" id="8"><costumes><list id="9"><item><costume name="Empty" center-x="29" center-y="28" image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADkAAAA5CAYAAACMGIOFAAAAyElEQVRoge3auw3DMBAE0S3NwSXXhUu5TlyCSlAHLIAJS2AJciIn/kQ2IGi8A2zOBzKkJJWkRdKAbtGOXCVt0K3PyJGZo6q2My8zH7f4iszM0Xsf28nrvY8d+oqsqqPP97Oq6v1zNfJkGUnJSEpGUjKSkpGUjKRkJCUjKRlJyUhKRlIykpKRlIykZCQlIykZSclISkZSMpKSkZSMpPTfyIiYrbV59AG/rbU2I2K+RUqaETGP/l797XbgRyRxqyRdd+gNupKkC313zQl6hXLKeWYAAAAASUVORK5CYII=" id="10"/></item><item><costume name="X" center-x="29" center-y="29" image="data:image/png;base64,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" id="11"/></item><item><costume name="O" center-x="28" center-y="28" image="data:image/png;base64,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" id="12"/></item></list></costumes><sounds><list struct="atomic" id="13"></list></sounds><blocks></blocks><variables><variable name="Position Number"><l>10</l></variable></variables><scripts><script x="10" y="10"><block s="receiveInteraction"><l><option>clicked</option></l></block></script><script x="10" y="61.99999999999994"><block s="createClone"><l><option>myself</option></l><comment w="180" collapsed="false">Demo script removed from hat block&#xD;for solution, replaced by script below.&#xD;Click the &quot;draggable&quot; box if you want&#xD;to demo this.</comment></block><block s="bubble"><l>I&apos;m the parent.</l></block><block s="doGlide"><l>1</l><block s="reportRandom"><l>-200</l><l>200</l></block><block s="reportRandom"><l>-150</l><l>150</l></block></block><block s="bubble"><l></l></block></script><script x="10" y="187.00000000000003"><block s="receiveGo"><comment w="53.333333333333336" collapsed="true">3.1.5.5</comment></block><block s="doSetVar"><l>Board</l><block s="reportNewList"><list><l>1</l><l>2</l><l>3</l><l>4</l><l>5</l><l>6</l><l>7</l><l>8</l><l>9</l></list></block></block><custom-block s="makeBoard"><comment w="129.33333333333334" collapsed="true">3.1.5.6  Look inside. </comment></custom-block><block s="doSetVar"><l>X&apos;s turn?</l><block s="reportBoolean"><l><bool>true</bool></l><comment w="90" collapsed="true">X plays first.</comment></block></block></script><script x="10" y="326.83333333333337"><block s="receiveInteraction"><l><option>clicked</option></l><comment w="53.333333333333336" collapsed="true">3.1.5.7</comment></block><block s="doIf"><block s="reportEquals"><block s="getCostumeIdx"></block><l>1</l><comment w="124" collapsed="true">If square is empty...</comment></block><script><block s="doIfElse"><block var="X&apos;s turn?"/><script><block s="doSwitchToCostume"><l>X</l></block><block s="doReplaceInList"><block var="Position Number"/><block var="Board"/><l>X</l></block><block s="doIf"><custom-block s="Won? %s"><l>X</l></custom-block><script><block s="bubble"><l>X Won!</l></block></script></block></script><script><block s="doSwitchToCostume"><l>O</l></block><block s="doReplaceInList"><block var="Position Number"/><block var="Board"/><l>O</l></block><block s="doIf"><custom-block s="Won? %s"><l>O</l></custom-block><script><block s="bubble"><l>O Won!</l></block></script></block></script></block><block s="doSetVar"><l>X&apos;s turn?</l><block s="reportNot"><block var="X&apos;s turn?"/></block><comment w="171.33333333333334" collapsed="false">Alternate between TRUE (x&apos;s turn) and FALSE (o&apos;s turn)</comment></block><block s="doIf"><block s="reportAnd"><block s="reportEquals"><l></l><block s="reportFindFirst"><block s="reifyPredicate"><autolambda><block s="reportIsA"><l></l><l><option>number</option></l></block></autolambda><list></list></block><block var="Board"/></block></block><block s="reportNot"><block s="reportOr"><custom-block s="Won? %s"><l>X</l></custom-block><custom-block s="Won? %s"><l>O</l></custom-block></block></block></block><script><block s="bubble"><l>It&apos;s a tie!</l></block></script></block></script></block></script><script x="311" y="323.16666666666686"><custom-block s="Possible Winning Triples"></custom-block></script><script x="329" y="367.0000000000001"><custom-block s="Status of Triple %l"><l/></custom-block></script><script x="510" y="517"><block s="reportListContainsItem"><l/><l>thing</l></block></script><script x="342" y="555"><block s="doForEach"><l>item</l><block var="Board"/><script><block s="doIf"><block s="reportOr"><block s="reportEquals"><block var="Position Number"/><l>X</l></block><block s="reportEquals"><block var="Position Number"/><l>O</l></block></block><script></script></block></script></block></script></scripts></sprite><watcher scope="Square" var="Position Number" style="normal" x="128" y="18.000001999999995" color="243,118,29" hidden="true"/><watcher var="X&apos;s turn?" style="normal" x="133" y="51.000001999999995" color="243,118,29" hidden="true"/><watcher var="Board" style="normal" x="7" y="7" color="243,118,29" extX="80" extY="70" hidden="true"/></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="for %&apos;i&apos; = %&apos;start&apos; to %&apos;end&apos; %&apos;action&apos;" type="command" category="control"><header></header><code></code><translations></translations><inputs><input type="%upvar"></input><input type="%n">1</input><input type="%n">10</input><input type="%cs"></input></inputs><script><block s="doDeclareVariables"><list><l>step</l><l>tester</l></list></block><block s="doIfElse"><block s="reportGreaterThan"><block var="start"/><block var="end"/></block><script><block s="doSetVar"><l>step</l><l>-1</l></block><block s="doSetVar"><l>tester</l><block s="reifyReporter"><autolambda><block s="reportLessThan"><block var="i"/><block var="end"/></block></autolambda><list></list></block></block></script><script><block s="doSetVar"><l>step</l><l>1</l></block><block s="doSetVar"><l>tester</l><block s="reifyReporter"><autolambda><block s="reportGreaterThan"><block var="i"/><block var="end"/></block></autolambda><list></list></block></block></script></block><block s="doSetVar"><l>i</l><block var="start"/></block><block s="doUntil"><block s="evaluate"><block var="tester"/><list></list></block><script><block s="doRun"><block var="action"/><list></list></block><block s="doChangeVar"><l>i</l><block var="step"/></block></script></block></script></block-definition><block-definition s="join words %&apos;words&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%mult%txt"></input></inputs><script><block s="doWarp"><script><block s="doIf"><block s="errorObsolete"></block><script><block s="doReport"><block s="reportListItem"><l>1</l><block var="words"/></block></block></script></block><block s="doIf"><block s="reportEquals"><l></l><block s="reportListItem"><l>1</l><block var="words"/></block></block><script><block s="doReport"><custom-block s="join words %mult%txt"><block s="reportCDR"><block var="words"/></block></custom-block></block></script></block><block s="doIf"><block s="reportEquals"><l></l><block s="reportListItem"><l>2</l><block var="words"/></block></block><script><block s="doReport"><custom-block s="join words %mult%txt"><block s="reportCONS"><block s="reportListItem"><l>1</l><block var="words"/></block><block s="reportCDR"><block s="reportCDR"><block var="words"/></block></block></block></custom-block></block></script></block><block s="doReport"><block s="reportJoinWords"><list><block s="reportListItem"><l>1</l><block var="words"/></block><l> </l><custom-block s="join words %mult%txt"><block s="reportCDR"><block var="words"/></block></custom-block></list></block></block></script></block></script><scripts><script x="229.00000300000002" y="196.77778077777774"><block s="reportJoinWords"><list><l></l><l></l></list></block></script></scripts></block-definition><block-definition s="makeBoard" type="command" category="other"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSwitchToCostume"><l>Empty</l></block><block s="show"></block><block s="doSetVar"><l>Position Number</l><l>1</l></block><custom-block s="for %upvar = %n to %n %cs"><l>row</l><l>1</l><l>3</l><script><custom-block s="for %upvar = %n to %n %cs"><l>column</l><l>1</l><l>3</l><script><block s="gotoXY"><block s="reportSum"><l>-100</l><block s="reportProduct"><l>50</l><block var="column"/></block></block><block s="reportDifference"><l>100</l><block s="reportProduct"><l>50</l><block var="row"/></block></block></block><block s="createClone"><l><option>myself</option></l></block><block s="doChangeVar"><l>Position Number</l><l>1</l></block></script></custom-block></script><comment w="128" collapsed="false">The nested FOR loops are the important part of this solution.  Details like the starting position of the sprite might be different in student solutions.</comment></custom-block><block s="hide"></block></script><scripts><script x="10" y="274.96666666666675"><block s="doSwitchToCostume"><l>Empty</l><comment w="144.66666666666666" collapsed="true">Another possible solution.</comment></block><block s="show"></block><block s="gotoXY"><l>-50</l><l>50</l></block><custom-block s="for %upvar = %n to %n %cs"><l>row</l><l>1</l><l>3</l><script><custom-block s="for %upvar = %n to %n %cs"><l>column</l><l>1</l><l>3</l><script><block s="createClone"><l><option>myself</option></l></block><block s="changeXPosition"><l>50</l></block></script></custom-block><block s="setXPosition"><l>-50</l></block><block s="changeYPosition"><l>-50</l></block></script></custom-block><block s="hide"></block></script></scripts></block-definition><block-definition s="Possible Winning Triples" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doReport"><block s="reportNewList"><list><block s="reportNewList"><list><l>1</l><l>2</l><l>3</l></list></block><block s="reportNewList"><list><l>4</l><l>5</l><l>6</l></list></block><block s="reportNewList"><list><l>7</l><l>8</l><l>9</l></list></block><block s="reportNewList"><list><l>1</l><l>4</l><l>7</l></list></block><block s="reportNewList"><list><l>2</l><l>5</l><l>8</l></list></block><block s="reportNewList"><list><l>3</l><l>6</l><l>9</l></list></block><block s="reportNewList"><list><l>1</l><l>5</l><l>9</l></list></block><block s="reportNewList"><list><l>3</l><l>5</l><l>7</l></list></block></list></block></block></script></block-definition><block-definition s="Status of Triple %&apos;List&apos;" type="reporter" category="lists"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doReport"><block s="reportMap"><block s="reifyReporter"><autolambda><block s="reportListItem"><l></l><block var="Board"/></block></autolambda><list></list></block><block var="List"/></block></block></script></block-definition><block-definition s="Won? %&apos;win&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doIfElse"><block s="reportListContainsItem"><custom-block s="Status of Triple %l"><custom-block s="Possible Winning Triples"></custom-block></custom-block><block s="reportNewList"><list><block var="win"/><block var="win"/><block var="win"/></list></block></block><script><block s="doReport"><block s="reportBoolean"><l><bool>true</bool></l></block></block></script><script><block s="doReport"><block s="reportBoolean"><l><bool>false</bool></l></block></block></script></block></script></block-definition></blocks><variables><variable name="X&apos;s turn?"><bool>true</bool></variable><variable name="Board"><list struct="atomic" id="480">1,2,3,4,5,6,7,8,9</list></variable></variables></project><media name="U3L3-TicTacToe" app="Snap! 6, https://snap.berkeley.edu" version="1"></media></snapdata>