diff --git a/Lab04-Classes/.classpath b/Lab04-Classes/.classpath
new file mode 100644
index 0000000000000000000000000000000000000000..f2315b312c4afc11d8f3a58d6cd6e2066bc04e3c
--- /dev/null
+++ b/Lab04-Classes/.classpath
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="lib" path="lib/joda-time-2.0.jar"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/Lab04-Classes/.project b/Lab04-Classes/.project
new file mode 100644
index 0000000000000000000000000000000000000000..884663e3d4bde39cd02bbe5bad42babf67e08e2d
--- /dev/null
+++ b/Lab04-Classes/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Lab04</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/Lab04-Classes/.settings/org.eclipse.jdt.core.prefs b/Lab04-Classes/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..3a21537071bf4118b9e1ee864cb4bc258aa48211
--- /dev/null
+++ b/Lab04-Classes/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,11 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.8