<snapdata remixID="10060334"><project name="Gutierrez_Mikayla U2L12-brickwall " 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="flat" ternary="true" hyperops="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAeAAAAFoCAYAAACPNyggAAAXvElEQVR4Xu3d0Y1kxw0F0FYYcjYClI8cipWPAGdjhSGjP3a/doE7YIHkqz7+rlesPuSrK+/MoH95+R8BAgQIECDQLvBLe0UFCRAgQIAAgZcANgQECBAgQGBAQAAPoCtJgAABAgQEsBkgQIAAAQIDAgJ4AF1JAgQIECAggM0AAQIECBAYEBDAA+hKEiBAgAABAWwGCBAgQIDAgIAAHkBXkgABAgQICGAzQIAAAQIEBgQE8AC6kgQIECBAQACbAQIECBAgMCAggAfQlSRAgAABAgLYDBAgQIAAgQEBATyAriQBAgQIEBDAZoAAAQIECAwICOABdCUJECBAgIAANgMECBAgQGBAQAAPoCtJgAABAgQEsBkgQIAAAQIDAgJ4AF1JAgQIECAggM0AAQIECBAYEBDAA+hKEiBAgAABAWwGCBAgQIDAgIAAHkBXkgABAgQICGAzQIAAAQIEBgQE8AC6kgQIECBAQACbAQIECBAgMCAggAfQlSRAgAABAgLYDBAgQIAAgQEBATyAriQBAgQIEBDAZoAAAQIECAwICOABdCUJECBAgIAANgMECBAgQGBAQAAPoCtJgAABAgQEsBkgQIAAAQIDAgJ4AF1JAgQIECAggM0AAQIECBAYEBDAA+hKEiBAgAABAWwGCBAgQIDAgIAAHkBXkgABAgQICGAzQIAAAQIEBgQE8AC6kgQIECBAQACbAQIECBAgMCAggAfQlSRAgAABAgLYDBAgQIAAgQEBATyAriQBAgQIEBDAZoAAAQIECAwICOABdCUJECBAgIAANgMECBAgQGBAQAAPoCtJgAABAgQEsBkgQIAAAQIDAgJ4AF1JAgQIECAggM0AAQIECBAYEBDAA+hKEiBAgAABAWwGCBAgQIDAgIAAHkBXkgABAgQICGAzQIAAAQIEBgQE8AC6kgQIECBAQACbAQIECBAgMCAggAfQlSRAgAABAgLYDBAgQIAAgQEBATyAriQBAgQIEBDAZoAAAQIECAwICOABdCUJECBAgIAANgMECBAgQGBAQAAPoCtJgAABAgQEsBkgQIAAAQIDAgJ4AF1JAgQIECAggM0AAQIECBAYEBDAA+hKEiBAgAABAWwGviTwn19//++XHji8+N9///VbsqVzJkqvF8/MKV3FM5XK1qWe2W77VgngfT1ZfaI///X7P5MH/ON/f0Uz65xZl3hmTukqnqlUti71zHbbtyq6zPYd24mmBARbJp9eHDx5ZgJnV902n2d1+nYTwH3WV1QSGFkbb7vg9F3fM4Gzq9L36GzVvt0EcJ/1FZVcxFkb04uDJ89M4Oyq2+bzrE7fbgK4z/qKSgIja+NtF5y+63smcHZV+h6drdq3mwDus76ikos4a2N6cfDkmQmcXXXbfJ7V6dtNAPdZX1FJYGRtvO2C03d9zwTOrkrfo7NV+3YTwH3WV1RyEWdtTC8OnjwzgbOrbpvPszp9uwngPusrKgmMrI23XXD6ru+ZwNlV6Xt0tmrfbgK4z/qKSi7irI3pxcGTZyZwdtVt83lWp283AdxnfUUlgZG18bYLTt/1PRM4uyp9j85W7dtNAPdZX1HJRZy1Mb04ePLMBM6uum0+z+r07SaA+6yvqCQwsjbedsHpu75nAmdXpe/R2ap9uwngPusrKrmIszamFwdPnpnA2VW3zedZnb7dBHCf9RWVfM1f1sb0a9R48swEzq66bT7P6vTtJoD7rFUiQIAAAQLfBQSwYSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6E8uWfmloe2/+OF8tcnkx+8t0HFH1KT3PC2A9/TiESep/NnM9j99cL7aCPLj9xbouCNq0nueFsB7evGIk3S8XJUaFUQBUtF7vfjxE8BfmwEB/DWvj19dCUcXdG18+PGrBlxFsGP+0hqVz7HpWQG8qRsPOIsArv0TW6XF6eVU6ZHz6e/PZqBj/tIalTnd9KwA3tSNB5ylcrmnL1elRoXQ+Sp6/gm6psfv7Ze+g1XrLc8L4C2deMg5KuGYvlyVGhVG56vo5Zen/v7Y2fzlM1Sb1D1PC+A9vXjESSqXpwum1mJ+/PwMuDYD254WwNs6svw8AtjPCCd/Rlh5PfwHTEUv/3+nHXdE7ZPseVoA7+nFI07S8XJValQQXdAVvZ4LunJC/a3o9fQ37VHtk+x5WgDv6cUjTlIJx/TlqtSoIDpfRa/ngq6cUH8rej39TXtU+yR7nhbAe3rxiJNUwjF9uSo1KojOV9HruaArJ9Tfil5Pf9Me1T7JnqcF8J5ePOIklXBMX65KjQqi81X0ei7oygn1t6LX09+0R7VPsudpAbynF484SSUc05erUqOC6HwVvZ4LunJC/a3o9fQ37VHtk+x5WgDv6cUjTlIJx/TlqtSoIDpfRa/ngq6cUH8rej39TXtU+yR7nhbAe3rxiJN0fNVYpUYF0dfpVfReL3783gKV9zedoZr0nqcF8J5eOAkBAgQIfJCAAP6gZvuoBAgQILBHQADv6YWTECBAgMAHCQjgD2q2j0qAAAECewQE8J5ePOIklV+wOPEB01/ScM5Mm2fmlK7imUpl61LPbLd9qwTwvp6sPtHUnwh9Q0n/TME5szHimTmlq3imUtm61DPbbd8qAbyvJ6tPJNiy9qQXB0+emcDZVbfN51mdvt0EcJ/1FZUERtbG2y44fdf3TODsqvQ9Olu1bzcB3Gd9RSUXcdbG9OLgyTMTOLvqtvk8q9O3mwDus76iksDI2njbBafv+p4JnF2Vvkdnq/btJoD7rK+o5CLO2pheHDx5ZgJnV902n2d1+nYTwH3WV1QSGFkbb7vg9F3fM4Gzq9L36GzVvt0EcJ/1FZVcxFkb04uDJ89M4Oyq2+bzrE7fbgK4z/qKSgIja+NtF5y+63smcHZV+h6drdq3mwDus76ikos4a2N6cfDkmQmcXXXbfJ7V6dtNAPdZX1FJYGRtvO2C03d9zwTOrkrfo7NV+3YTwH3WV1RyEWdtTC8OnjwzgbOrbpvPszp9uwngPusrKgmMrI23XXD6ru+ZwNlV6Xt0tmrfbgK4z/qKSi7irI3pxcGTZyZwdtVt83lWp283AdxnfUUlX/OXtTH9GjWePDOBs6tum8+zOn27CeA+a5UIECBAgMB3AQFsGAgQIECAwICAAB5AV5IAAQIECAhgM0CAAAECBAYEBPAA+pNLVn5paPsvfjhfbTL58XsLdNwRNek9TwvgPb14xEkqfzaz/U8fnK82gvz4vQU67oia9J6nBfCeXjziJB0vV6VGBVGAVPReL378BPDXZkAAf83r41dXwtEFXRsffvyqAVcR7Ji/tEblc2x6VgBv6sYDziKAa//EVmlxejlVeuR8+vuzGeiYv7RGZU43PSuAN3XjAWepXO7py1WpUSF0voqef4Ku6fF7+6XvYNV6y/MCeEsnHnKOSjimL1elRoXR+Sp6+eWpvz92Nn/5DNUmdc/TAnhPLx5xksrl6YKptZgfPz8Drs3AtqcF8LaOLD+PAPYzwsmfEVZeD/8BU9HL/99pxx1R+yR7nhbAe3rxiJN0vFyVGhVEF3RFr+eCrpxQfyt6Pf1Ne1T7JHueFsB7evGIk1TCMX25KjUqiM5X0eu5oCsn1N+KXk9/0x7VPsmepwXwnl484iSVcExfrkqNCqLzVfR6LujKCfW3otfT37RHtU+y52kBvKcXjzhJJRzTl6tSo4LofBW9ngu6ckL9rej19DftUe2T7HlaAO/pxSNOUgnH9OWq1KggOl9Fr+eCrpxQfyt6Pf1Ne1T7JHueFsB7evGIk1TCMX25KjUqiM5X0eu5oCsn1N+KXk9/0x7VPsmepwXwnl484iQdXzVWqVFB9HV6Fb3Xix+/t0Dl/U1nqCa952kBvKcXTkKAAAECHyQggD+o2T4qAQIECOwREMB7euEkBAgQIPBBAgL4g5rtoxIgQIDAHgEBvKcXjzhJ5RcsTnzA9Jc0nDPT5pk5pat4plLZutQz223fKgG8ryerTzT1J0LfUNI/U3DObIx4Zk7pKp6pVLYu9cx227dKAO/ryeoTCbasPenFwZNnJnB21W3zeVanbzcB3Gd9RSWBkbXxtgtO3/U9Ezi7Kn2Pzlbt200A91lfUclFnLUxvTh48swEzq66bT7P6vTtJoD7rK+oJDCyNt52wem7vmcCZ1el79HZqn27CeA+6ysquYizNqYXB0+emcDZVbfN51mdvt0EcJ/1FZUERtbG2y44fdf3TODsqvQ9Olu1bzcB3Gd9RSUXcdbG9OLgyTMTOLvqtvk8q9O3mwDus76iksDI2njbBafv+p4JnF2Vvkdnq/btJoD7rK+o5CLO2pheHDx5ZgJnV902n2d1+nYTwH3WV1QSGFkbb7vg9F3fM4Gzq9L36GzVvt0EcJ/1FZVcxFkb04uDJ89M4Oyq2+bzrE7fbgK4z/qKSgIja+NtF5y+63smcHZV+h6drdq3mwDus76ikos4a2N6cfDkmQmcXXXbfJ7V6dtNAPdZX1HJ1/xlbUy/Ro0nz0zg7Krb5vOsTt9uArjPWiUCBAgQIPBdQAAbBgIECBAgMCAggAfQlSRAgAABAgLYDBAgQIAAgQEBATyA/uSSlV8a2v6LH85Xm0x+/N4CHXdETXrP0wJ4Ty8ecZLKn81s/9MH56uNID9+b4GOO6ImvedpAbynF484ScfLValRQRQgFb3Xix8/Afy1GRDAX/P6+NWVcHRB18aHH79qwFUEO+YvrVH5HJueFcCbuvGAswjg2j+xVVqcXk6VHjmf/v5sBjrmL61RmdNNzwrgTd14wFkql3v6clVqVAidr6Lnn6Brevzefuk7WLXe8rwA3tKJh5yjEo7py1WpUWF0vopefnnq74+dzV8+Q7VJ3fO0AN7Ti0ecpHJ5umBqLebHz8+AazOw7WkBvK0jy88jgP2McPJnhJXXw3/AVPTy/3facUfUPsmepwXwnl484iQdL1elRgXRBV3R67mgKyfU34peT3/THtU+yZ6nBfCeXjziJJVwTF+uSo0KovNV9Hou6MoJ9bei19PftEe1T7LnaQG8pxePOEklHNOXq1Kjguh8Fb2eC7pyQv2t6PX0N+1R7ZPseVoA7+nFI05SCcf05arUqCA6X0Wv54KunFB/K3o9/U17VPske54WwHt68YiTVMIxfbkqNSqIzlfR67mgKyfU34peT3/THtU+yZ6nBfCeXjziJJVwTF+uSo0KovNV9Hou6MoJ9bei19PftEe1T7LnaQG8pxePOEnHV41ValQQfZ1eRe/14sfvLVB5f9MZqknveVoA7+mFkxAgQIDABwkI4A9qto9KgAABAnsEBPCeXjgJAQIECHyQgAD+oGb7qAQIECCwR0AA7+nFI05S+QWLEx8w/SUN58y0eWZO6SqeqVS2LvXMdtu3SgDv68nqE039idA3lPTPFJwzGyOemVO6imcqla1LPbPd9q0SwPt6svpEgi1rT3px8OSZCZxdddt8ntXp200A91lfUUlgZG287YLTd33PBM6uSt+js1X7dhPAfdZXVHIRZ21MLw6ePDOBs6tum8+zOn27CeA+6ysqCYysjbddcPqu75nA2VXpe3S2at9uArjP+opKLuKsjenFwZNnJnB21W3zeVanbzcB3Gd9RSWBkbXxtgtO3/U9Ezi7Kn2Pzlbt200A91lfUclFnLUxvTh48swEzq66bT7P6vTtJoD7rK+oJDCyNt52wem7vmcCZ1el79HZqn27CeA+6ysquYizNqYXB0+emcDZVbfN51mdvt0EcJ/1FZUERtbG2y44fdf3TODsqvQ9Olu1bzcB3Gd9RSUXcdbG9OLgyTMTOLvqtvk8q9O3mwDus76iksDI2njbBafv+p4JnF2Vvkdnq/btJoD7rK+o5CLO2pheHDx5ZgJnV902n2d1+nYTwH3WV1TyNX9ZG9OvUePJMxM4u+q2+Tyr07ebAO6zVokAAQIECHwXEMCGgQABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQEMAD6EoSIECAAAEBbAYIECBAgMCAgAAeQFeSAAECBAgIYDNAgAABAgQGBATwALqSBAgQIEBAAJsBAgQIECAwICCAB9CVJECAAAECAtgMECBAgACBAQEBPICuJAECBAgQEMBmgAABAgQIDAgI4AF0JQkQIECAgAA2AwQIECBAYEBAAA+gK0mAAAECBASwGSBAgAABAgMCAngAXUkCBAgQICCAzQABAgQIEBgQ+D/ZVQIshYaPtgAAAABJRU5ErkJggg==</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="194" y="-20" 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="16" y="38.33333333333326"><block s="receiveInteraction"><l><option>clicked</option></l></block><block s="gotoXY"><l>-200</l><l>100</l></block><custom-block s="draw brick with %n rows with Bricks per row: %n of Brick Length: %n Width: %n Gap Thickness: %n"><l>7</l><l>8</l><l>30</l><l>15</l><l>10</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;        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