<snapdata remixID="9176388"><project name="Unit 2 Brick Wall" app="Snap! 5.4, http://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="flat" ternary="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,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</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="-100" y="-150" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="145,26,68,1" 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="15" y="59"><custom-block s="row a"></custom-block></script><script x="17" y="104"><custom-block s="row b"></custom-block></script><script x="304" y="32"><block s="receiveGo"></block><block s="gotoXY"><l>-100</l><l>0</l></block><block s="clear"></block><custom-block s="draw Brick Wall with %s rows"><l>5</l></custom-block></script></scripts></sprite></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="set flag %&apos;which&apos; to %&apos;tf&apos;" type="command" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>Presentation mode&#xD;Retina display support&#xD;Long form input dialog&#xD;Plain prototype labels&#xD;Input sliders&#xD;Execute on slider change&#xD;Clicking sound&#xD;Turbo mode&#xD;Flat design&#xD;Keyboard editing&#xD;Table support&#xD;Table lines&#xD;Visible stepping&#xD;Thread safe scripts&#xD;Prefer smooth animations&#xD;Flat line ends&#xD;Codification support&#xD;Inheritance support</options></input><input type="%b"></input></inputs><script><block s="doRun"><block s="reportJSFunction"><list><l>which</l><l>tf</l></list><l>var   stage = this.parentThatIsA(StageMorph),&#xD;        ide = stage.parentThatIsA(IDE_Morph),&#xD;        world = stage.parentThatIsA(WorldMorph);&#xD;&#xD;if (tf != !!tf) return;&#xD;&#xD;try{&#xD;ide.savingPreferences = false;&#xD;&#xD;switch (which) {&#xD;    case &apos;Presentation mode&apos;:&#xD;        if (tf != ide.isAppMode) ide.toggleAppMode();&#xD;        break;&#xD;    case &apos;Retina display support&apos;:&#xD;        if (tf != isRetinaEnabled()) ide.toggleRetina();&#xD;        break;&#xD;    case &apos;Long form input dialog&apos;:&#xD;        if (tf != InputSlotDialogMorph.prototype.isLaunchingExpanded)&#xD;            ide.toggleLongFormInputDialog();&#xD;        break;&#xD;    case &apos;Plain prototype labels&apos;:&#xD;        if (tf != BlockLabelPlaceHolderMorph.prototype.plainLabel)&#xD;            ide.togglePlainPrototypeLabels();&#xD;        break;&#xD;    case &apos;Input sliders&apos;:&#xD;        MorphicPreferences.useSliderForInput = tf;&#xD;        break;&#xD;    case &apos;Execute on slider change&apos;:&#xD;        ArgMorph.prototype.executeOnSliderEdit = tf;&#xD;        break;&#xD;    case &apos;Clicking sound&apos;:&#xD;        if (tf != !!BlockMorph.prototype.snapSound)&#xD;            BlockMorph.prototype.toggleSnapSound();&#xD;        break;&#xD;    case &apos;Turbo mode&apos;:&#xD;        if (tf != stage.isFastTracked)&#xD;            ide.toggleFastTracking();&#xD;        break;&#xD;    case &apos;Flat design&apos;:&#xD;        if (tf == MorphicPreferences.isFlat) break;&#xD;        if (tf)&#xD;            ide.flatDesign();&#xD;        else&#xD;            ide.defaultDesign();&#xD;        break;&#xD;    case &apos;Keyboard editing&apos;:&#xD;            ScriptsMorph.prototype.enableKeyboard = tf;&#xD;        break;&#xD;    case &apos;Table support&apos;:&#xD;            List.prototype.enableTables = tf;&#xD;        break;&#xD;    case &apos;Table lines&apos;:&#xD;                TableMorph.prototype.highContrast = tf;&#xD;        break;&#xD;    case &apos;Visible stepping&apos;:&#xD;        if (tf != Process.prototype.enableSingleStepping)&#xD;            ide.toggleSingleStepping();&#xD;        break;&#xD;    case &apos;Thread safe scripts&apos;:&#xD;        stage.isThreadSafe = tf;&#xD;        break;&#xD;    case &apos;Prefer smooth animations&apos;:&#xD;        if (tf != (StageMorph.prototype.frameRate &gt; 0))&#xD;            ide.toggleVariableFrameRate();&#xD;        break;&#xD;    case &apos;Flat line ends&apos;:&#xD;        SpriteMorph.prototype.useFlatLineEnds = tf;&#xD;        break;&#xD;    case &apos;Codification support&apos;:&#xD;        if (tf != StageMorph.prototype.enableCodeMapping) {&#xD;            StageMorph.prototype.enableCodeMapping = tf;&#xD;            ide.currentSprite.blocksCache.variables = null;&#xD;            ide.currentSprite.paletteCache.variables = null;&#xD;            ide.refreshPalette();&#xD;        }&#xD;        break;&#xD;    case &apos;Inheritance support&apos;:&#xD;        if (tf != StageMorph.prototype.enableInheritance) {&#xD;            StageMorph.prototype.enableInheritance = tf;&#xD;            ide.currentSprite.blocksCache.variables = null;&#xD;            ide.currentSprite.paletteCache.variables = null;&#xD;            ide.refreshPalette();&#xD;        }&#xD;        break;&#xD;};&#xD;}&#xD;finally {&#xD;ide.savingPreferences = false;&#xD;};&#xD;</l></block><list><block var="which"/><block var="tf"/></list></block></script></block-definition><block-definition s="draw brick, length: %&apos;length&apos; width: %&apos;width&apos;" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%n"></input><input type="%n"></input></inputs><script><block s="setColor"><color>145,26,68,1</color></block><custom-block s="set flat line ends to %b"><block s="reportBoolean"><l><bool>true</bool></l></block></custom-block><block s="setSize"><block var="width"/></block><block s="down"></block><block s="forward"><block var="length"/></block><block s="up"></block></script></block-definition><block-definition s="set flat line ends to %&apos;flag&apos;" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%b"></input></inputs><script><custom-block s="set flag %s to %b"><l>Flat line ends</l><block var="flag"/></custom-block></script></block-definition><block-definition s="row a" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doRepeat"><l>6</l><script><block s="setColor"><color>145,26,68,1</color></block><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block><block s="up"></block><block s="forward"><l>10</l></block></script></block></script></block-definition><block-definition s="row b" type="command" category="pen"><header></header><code></code><translations></translations><inputs></inputs><script><block s="down"></block><custom-block s="draw brick, length: %n width: %n"><l>10</l><l>10</l></custom-block><block s="up"></block><block s="forward"><l>10</l></block><block s="doRepeat"><l>5</l><script><block s="down"></block><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block><block s="up"></block><block s="forward"><l>10</l></block></script></block><block s="down"></block><custom-block s="draw brick, length: %n width: %n"><l>10</l><l>10</l></custom-block></script></block-definition><block-definition s="draw Brick Wall with %&apos;rows #&apos; rows" type="command" category="pen"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="gotoXY"><l>-100</l><l>0</l></block><block s="doIfElse"><custom-block s="even? %s"><block var="rows #"/></custom-block><script><block s="doRepeat"><block var="rows #"/><script><custom-block s="row a"></custom-block><block s="setXPosition"><l>-100</l></block><block s="changeYPosition"><l>-15</l></block><custom-block s="row b"></custom-block><block s="setXPosition"><l>-100</l></block><block s="changeYPosition"><l>-15</l></block></script></block></script><script><block s="doRepeat"><block var="rows #"/><script><custom-block s="row b"></custom-block><block s="setXPosition"><l>-100</l></block><block 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var="data"/></block></custom-block></block></script></block></script></block></script></block-definition><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 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var="data"/></block></list></block><block s="doSetVar"><l>data</l><block s="reportCDR"><block var="data"/></block></block></script></block></script></block-definition><block-definition s="initialize lists" type="command" category="variables"><header></header><code></code><translations></translations><inputs></inputs><script><block s="doSetVar"><l>words list</l><block s="reportURL"><l>bjc.edc.org/bjc-r/prog/2-complexity/word-puzzle-list.txt</l></block></block><block s="doSetVar"><l>words list</l><block s="reportTextSplit"><block var="words list"/><l><option>line</option></l></block></block><block s="doSetVar"><l>numbers list</l><block s="reportNewList"><list><l>189</l><l>29</l><l>55.7</l><l>-4.9</l><l>8901</l><l>-36.76</l><l>74.8</l><l>33</l><l>-9</l><l>60.3221</l><l>19</l><l>-222</l><l>41</l><l>155.8</l><l>37</l><l>-12</l><l>9.6</l><l>-0.33</l><l>2</l><l>21</l></list></block></block></script></block-definition><block-definition s="y coordinate" type="reporter" 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type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input><input type="%s"></input></inputs><script><block s="doIfElse"><block s="reportEquals"><block s="reportModulus"><block var="number"/><block var="divisor"/></block><l>0</l></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><block-definition s="even? %&apos;number&apos;" type="predicate" category="operators"><header></header><code></code><translations></translations><inputs><input type="%s"></input></inputs><script><block s="doIfElse"><custom-block s="%s divisible by %s ?"><block var="number"/><l>2</l></custom-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></variables></project><media name="Unit 2 Brick Wall" app="Snap! 5.4, http://snap.berkeley.edu" version="1"></media></snapdata>