<snapdata remixID="8844492"><project name="staircase" app="Snap! 5.1, 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" volume="100" pan="0" lines="round" ternary="false" codify="false" inheritance="true" 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="520" y="520" 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="40" y="58"><block s="receiveGo"></block><block s="clear"></block><block s="up"></block><block s="setHeading"><l>90</l></block><block s="gotoXY"><l>-240</l><l>-240</l></block><block s="down"></block><block s="doRepeat"><l>38</l><script><block s="doRepeat"><l>4</l><script><block s="turn"><l>90</l></block><block s="forward"><l>20</l></block></script></block><block s="up"></block><block s="changeYPosition"><l>20</l></block><block s="changeXPosition"><l>20</l></block><block s="down"></block></script></block></script><script x="62" y="679"><block s="gotoXY"><l>0</l><l>0</l></block></script><script x="40" y="459"><block s="receiveKey"><l><option>space</option></l></block><block s="clear"></block></script></scripts></sprite></sprites></stage><hidden></hidden><headers></headers><code></code><blocks></blocks><variables></variables></project><media name="staircase" app="Snap! 5.1, http://snap.berkeley.edu" version="1"></media></snapdata>