diff --git a/CA_2.4_Homework_5.circ b/CA_2.4_Homework_5.circ
new file mode 100644
index 0000000..1e2997a
--- /dev/null
+++ b/CA_2.4_Homework_5.circ
@@ -0,0 +1,161 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<project source="2.7.1" version="1.0">
+This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
+<lib desc="#Wiring" name="0"/>
+  <lib desc="#Gates" name="1"/>
+  <lib desc="#Plexers" name="2"/>
+  <lib desc="#Arithmetic" name="3"/>
+  <lib desc="#Memory" name="4"/>
+  <lib desc="#I/O" name="5"/>
+  <lib desc="#Base" name="6">
+    <tool name="Text Tool">
+      <a name="text" val=""/>
+      <a name="font" val="SansSerif plain 12"/>
+      <a name="halign" val="center"/>
+      <a name="valign" val="base"/>
+    </tool>
+  </lib>
+  <main name="main"/>
+  <options>
+    <a name="gateUndefined" val="ignore"/>
+    <a name="simlimit" val="1000"/>
+    <a name="simrand" val="0"/>
+  </options>
+  <mappings>
+    <tool lib="6" map="Button2" name="Menu Tool"/>
+    <tool lib="6" map="Ctrl Button1" name="Menu Tool"/>
+    <tool lib="6" map="Button3" name="Menu Tool"/>
+  </mappings>
+  <toolbar>
+    <tool lib="6" name="Poke Tool"/>
+    <tool lib="6" name="Edit Tool"/>
+    <tool lib="6" name="Text Tool">
+      <a name="text" val=""/>
+      <a name="font" val="SansSerif plain 12"/>
+      <a name="halign" val="center"/>
+      <a name="valign" val="base"/>
+    </tool>
+    <sep/>
+    <tool lib="0" name="Pin">
+      <a name="tristate" val="false"/>
+    </tool>
+    <tool lib="0" name="Pin">
+      <a name="facing" val="west"/>
+      <a name="output" val="true"/>
+      <a name="labelloc" val="east"/>
+    </tool>
+    <tool lib="1" name="NOT Gate"/>
+    <tool lib="1" name="AND Gate"/>
+    <tool lib="1" name="OR Gate"/>
+  </toolbar>
+  <circuit name="main">
+    <a name="circuit" val="main"/>
+    <a name="clabel" val=""/>
+    <a name="clabelup" val="east"/>
+    <a name="clabelfont" val="SansSerif plain 12"/>
+    <wire from="(80,130)" to="(80,190)"/>
+    <wire from="(100,250)" to="(100,300)"/>
+    <wire from="(210,260)" to="(210,270)"/>
+    <wire from="(80,130)" to="(160,130)"/>
+    <wire from="(80,230)" to="(210,230)"/>
+    <wire from="(70,120)" to="(210,120)"/>
+    <wire from="(190,130)" to="(210,130)"/>
+    <wire from="(190,270)" to="(210,270)"/>
+    <wire from="(190,190)" to="(210,190)"/>
+    <wire from="(190,240)" to="(210,240)"/>
+    <wire from="(260,140)" to="(320,140)"/>
+    <wire from="(100,210)" to="(100,250)"/>
+    <wire from="(90,240)" to="(160,240)"/>
+    <wire from="(170,20)" to="(180,20)"/>
+    <wire from="(320,190)" to="(320,240)"/>
+    <wire from="(70,220)" to="(70,270)"/>
+    <wire from="(100,70)" to="(180,70)"/>
+    <wire from="(90,200)" to="(210,200)"/>
+    <wire from="(90,290)" to="(90,310)"/>
+    <wire from="(180,20)" to="(180,70)"/>
+    <wire from="(320,190)" to="(340,190)"/>
+    <wire from="(70,170)" to="(70,220)"/>
+    <wire from="(60,20)" to="(70,20)"/>
+    <wire from="(80,280)" to="(80,310)"/>
+    <wire from="(90,60)" to="(140,60)"/>
+    <wire from="(390,190)" to="(510,190)"/>
+    <wire from="(100,150)" to="(100,210)"/>
+    <wire from="(100,70)" to="(100,110)"/>
+    <wire from="(320,140)" to="(320,190)"/>
+    <wire from="(260,190)" to="(320,190)"/>
+    <wire from="(80,190)" to="(80,230)"/>
+    <wire from="(70,120)" to="(70,170)"/>
+    <wire from="(90,100)" to="(90,140)"/>
+    <wire from="(190,290)" to="(210,290)"/>
+    <wire from="(70,270)" to="(160,270)"/>
+    <wire from="(80,190)" to="(160,190)"/>
+    <wire from="(90,240)" to="(90,290)"/>
+    <wire from="(100,300)" to="(210,300)"/>
+    <wire from="(80,90)" to="(210,90)"/>
+    <wire from="(80,50)" to="(80,90)"/>
+    <wire from="(100,110)" to="(100,150)"/>
+    <wire from="(260,290)" to="(320,290)"/>
+    <wire from="(320,90)" to="(320,140)"/>
+    <wire from="(70,270)" to="(70,310)"/>
+    <wire from="(90,200)" to="(90,240)"/>
+    <wire from="(90,100)" to="(210,100)"/>
+    <wire from="(90,140)" to="(90,200)"/>
+    <wire from="(70,80)" to="(210,80)"/>
+    <wire from="(70,20)" to="(70,80)"/>
+    <wire from="(190,170)" to="(210,170)"/>
+    <wire from="(110,20)" to="(110,50)"/>
+    <wire from="(100,20)" to="(110,20)"/>
+    <wire from="(100,300)" to="(100,310)"/>
+    <wire from="(140,20)" to="(140,60)"/>
+    <wire from="(70,80)" to="(70,120)"/>
+    <wire from="(70,170)" to="(160,170)"/>
+    <wire from="(100,110)" to="(210,110)"/>
+    <wire from="(260,240)" to="(320,240)"/>
+    <wire from="(260,90)" to="(320,90)"/>
+    <wire from="(90,290)" to="(160,290)"/>
+    <wire from="(100,250)" to="(210,250)"/>
+    <wire from="(80,90)" to="(80,130)"/>
+    <wire from="(70,220)" to="(210,220)"/>
+    <wire from="(90,140)" to="(210,140)"/>
+    <wire from="(80,230)" to="(80,280)"/>
+    <wire from="(100,210)" to="(210,210)"/>
+    <wire from="(80,50)" to="(110,50)"/>
+    <wire from="(90,60)" to="(90,100)"/>
+    <wire from="(80,280)" to="(210,280)"/>
+    <wire from="(320,240)" to="(320,290)"/>
+    <wire from="(100,150)" to="(210,150)"/>
+    <comp lib="1" loc="(390,190)" name="AND Gate"/>
+    <comp lib="1" loc="(260,240)" name="OR Gate"/>
+    <comp lib="1" loc="(190,290)" name="NOT Gate"/>
+    <comp lib="0" loc="(170,20)" name="Pin">
+      <a name="tristate" val="false"/>
+    </comp>
+    <comp lib="5" loc="(510,190)" name="LED"/>
+    <comp lib="1" loc="(190,240)" name="NOT Gate"/>
+    <comp lib="1" loc="(190,270)" name="NOT Gate"/>
+    <comp lib="6" loc="(131,44)" name="Text">
+      <a name="text" val="X2"/>
+    </comp>
+    <comp lib="1" loc="(260,140)" name="OR Gate"/>
+    <comp lib="6" loc="(51,43)" name="Text">
+      <a name="text" val="X0"/>
+    </comp>
+    <comp lib="0" loc="(100,20)" name="Pin">
+      <a name="tristate" val="false"/>
+    </comp>
+    <comp lib="0" loc="(60,20)" name="Pin"/>
+    <comp lib="0" loc="(140,20)" name="Pin"/>
+    <comp lib="1" loc="(190,130)" name="NOT Gate"/>
+    <comp lib="1" loc="(260,90)" name="OR Gate"/>
+    <comp lib="1" loc="(260,190)" name="OR Gate"/>
+    <comp lib="6" loc="(161,43)" name="Text">
+      <a name="text" val="X3"/>
+    </comp>
+    <comp lib="1" loc="(190,170)" name="NOT Gate"/>
+    <comp lib="1" loc="(260,290)" name="OR Gate"/>
+    <comp lib="1" loc="(190,190)" name="NOT Gate"/>
+    <comp lib="6" loc="(92,43)" name="Text">
+      <a name="text" val="X1"/>
+    </comp>
+  </circuit>
+</project>