diff --git a/10.13 Praktické cvičení/Diagrams.drawio b/10.13 Praktické cvičení/Diagrams.drawio
new file mode 100644
index 0000000..92bcf2c
--- /dev/null
+++ b/10.13 Praktické cvičení/Diagrams.drawio	
@@ -0,0 +1,181 @@
+<mxfile host="app.diagrams.net" agent="Mozilla/5.0 (X11; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0" version="24.7.14">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-4" value="Je to číslo?" style="strokeWidth=2;html=1;shape=mxgraph.flowchart.decision;whiteSpace=wrap;" vertex="1" parent="1">
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+          <mxGeometry relative="1" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-11" value="Vypiš výstup" style="shape=parallelogram;html=1;strokeWidth=2;perimeter=parallelogramPerimeter;whiteSpace=wrap;rounded=1;arcSize=12;size=0.23;" vertex="1" parent="1">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-14" value="Konec" style="strokeWidth=2;html=1;shape=mxgraph.flowchart.start_1;whiteSpace=wrap;" vertex="1" parent="1">
+          <mxGeometry x="375" y="660" width="100" height="60" as="geometry" />
+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-18" value="" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-16" target="S-705KA_T6gE1DTsRK2M-17">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-16" value="Start" style="strokeWidth=2;html=1;shape=mxgraph.flowchart.start_1;whiteSpace=wrap;" vertex="1" parent="1">
+          <mxGeometry x="-475" y="80" width="100" height="60" as="geometry" />
+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-22" value="" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-17" target="S-705KA_T6gE1DTsRK2M-21">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-17" value="String input" style="html=1;strokeWidth=2;shape=manualInput;whiteSpace=wrap;rounded=1;size=26;arcSize=11;" vertex="1" parent="1">
+          <mxGeometry x="-475" y="180" width="100" height="60" as="geometry" />
+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-25" value="" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-20" target="S-705KA_T6gE1DTsRK2M-23">
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+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-20" value="" style="verticalLabelPosition=bottom;verticalAlign=top;html=1;shape=hexagon;perimeter=hexagonPerimeter2;arcSize=6;size=0.27;" vertex="1" parent="1">
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+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-21" value="for i = 0 to pole.length" style="text;html=1;align=center;verticalAlign=middle;resizable=0;points=[];autosize=1;strokeColor=none;fillColor=none;" vertex="1" parent="1">
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+          <mxGeometry relative="1" as="geometry">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-28" value="True" style="edgeLabel;html=1;align=center;verticalAlign=middle;resizable=0;points=[];" vertex="1" connectable="0" parent="S-705KA_T6gE1DTsRK2M-27">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-40" value="" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-23" target="S-705KA_T6gE1DTsRK2M-39">
+          <mxGeometry relative="1" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-23" value="i =&amp;lt; pole.length" style="strokeWidth=2;html=1;shape=mxgraph.flowchart.decision;whiteSpace=wrap;" vertex="1" parent="1">
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+          <mxGeometry relative="1" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-38" value="True" style="edgeLabel;html=1;align=center;verticalAlign=middle;resizable=0;points=[];" vertex="1" connectable="0" parent="S-705KA_T6gE1DTsRK2M-37">
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+            <mxPoint as="offset" />
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+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-26" value="number &amp;gt; x" style="strokeWidth=2;html=1;shape=mxgraph.flowchart.decision;whiteSpace=wrap;" vertex="1" parent="1">
+          <mxGeometry x="-475" y="710" width="100" height="100" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-35" value="" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-30" target="S-705KA_T6gE1DTsRK2M-34">
+          <mxGeometry relative="1" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-30" value="x exists?" style="strokeWidth=2;html=1;shape=mxgraph.flowchart.decision;whiteSpace=wrap;" vertex="1" parent="1">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-33" value="True" style="edgeLabel;html=1;align=center;verticalAlign=middle;resizable=0;points=[];" vertex="1" connectable="0" parent="S-705KA_T6gE1DTsRK2M-31">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-34" value="x = number" style="whiteSpace=wrap;html=1;strokeWidth=2;" vertex="1" parent="1">
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-43" value="" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-39" target="S-705KA_T6gE1DTsRK2M-42">
+          <mxGeometry relative="1" as="geometry">
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+          <mxGeometry x="-670" y="400" width="120" height="60" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-42" value="Konec" style="ellipse;whiteSpace=wrap;html=1;strokeWidth=2;" vertex="1" parent="1">
+          <mxGeometry x="-665" y="560" width="110" height="50" as="geometry" />
+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-50" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;entryX=1;entryY=0.5;entryDx=0;entryDy=0;" edge="1" parent="1" source="S-705KA_T6gE1DTsRK2M-45" target="S-705KA_T6gE1DTsRK2M-20">
+          <mxGeometry relative="1" as="geometry">
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+              <mxPoint x="-80" y="310" />
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+        </mxCell>
+        <mxCell id="S-705KA_T6gE1DTsRK2M-45" value="" style="verticalLabelPosition=bottom;verticalAlign=top;html=1;shape=hexagon;perimeter=hexagonPerimeter2;arcSize=6;size=0.27;" vertex="1" parent="1">
+          <mxGeometry x="-475" y="940" width="100" height="60" as="geometry" />
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+        <mxCell id="S-705KA_T6gE1DTsRK2M-49" value="End for loop" style="text;html=1;align=center;verticalAlign=middle;resizable=0;points=[];autosize=1;strokeColor=none;fillColor=none;" vertex="1" parent="1">
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+</mxfile>
diff --git a/10.13 Praktické cvičení/Významy tvarů.md b/10.13 Praktické cvičení/Významy tvarů.md
deleted file mode 100644
index e69de29..0000000
diff --git a/10.3 Elektrotechnika/! Elektrotechnika.md b/10.3 Elektrotechnika/! Elektrotechnika.md
index f844ad5..137e995 100644
--- a/10.3 Elektrotechnika/! Elektrotechnika.md	
+++ b/10.3 Elektrotechnika/! Elektrotechnika.md	
@@ -7,4 +7,4 @@ Kabinet: *311*
 ### Úkoly
 - [[Projekt]]
 
-[[Vodivost]]
\ No newline at end of file
+[[Zdroje napětí, Vodivost]]
\ No newline at end of file
diff --git a/10.3 Elektrotechnika/Vodivost.md b/10.3 Elektrotechnika/Vodivost.md
deleted file mode 100644
index e69de29..0000000
diff --git a/10.3 Elektrotechnika/Zdroje napětí, Vodivost.md b/10.3 Elektrotechnika/Zdroje napětí, Vodivost.md
new file mode 100644
index 0000000..99d0327
--- /dev/null
+++ b/10.3 Elektrotechnika/Zdroje napětí, Vodivost.md	
@@ -0,0 +1,4 @@
+## Rozdělení elektrických zařízení
+### Spotřebiče
+### Zdroje
+- Vytváří rozdál 
\ No newline at end of file