diff --git a/.project b/.project
new file mode 100644
index 0000000..481bbb0
--- /dev/null
+++ b/.project
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>uebungen</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+	</buildSpec>
+	<natures>
+	</natures>
+</projectDescription>
diff --git a/solutions/.checkstyle b/solutions/.checkstyle
new file mode 100644
index 0000000..eb8cf87
--- /dev/null
+++ b/solutions/.checkstyle
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<fileset-config file-format-version="1.2.0" simple-config="false" sync-formatter="false">
+  <local-check-config name="maven-checkstyle-plugin validate" location="file:/C:/Users/KTS%20Nitro%205/git/uebungen/solutions/checkstyle.xml" type="remote" description="maven-checkstyle-plugin configuration validate">
+    <property name="checkstyle.header.file" value="C:\Users\KTS Nitro 5\eclipse-workspace\PR2\.metadata\.plugins\org.eclipse.core.resources\.projects\solutions\com.basistech.m2e.code.quality.checkstyleConfigurator\checkstyle-header-validate.txt"/>
+    <property name="checkstyle.cache.file" value="${project_loc}/target/checkstyle-cachefile"/>
+  </local-check-config>
+  <fileset name="java-sources-validate" enabled="true" check-config-name="maven-checkstyle-plugin validate" local="true">
+    <file-match-pattern match-pattern="^src/main/java.*\.java" include-pattern="true"/>
+    <file-match-pattern match-pattern="^src/main/resources.*\.properties" include-pattern="true"/>
+    <file-match-pattern match-pattern="^src/test/resources.*\.properties" include-pattern="true"/>
+  </fileset>
+</fileset-config>
diff --git a/solutions/.classpath b/solutions/.classpath
new file mode 100644
index 0000000..5e577b9
--- /dev/null
+++ b/solutions/.classpath
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>
diff --git a/solutions/.gitignore b/solutions/.gitignore
new file mode 100644
index 0000000..b83d222
--- /dev/null
+++ b/solutions/.gitignore
@@ -0,0 +1 @@
+/target/
diff --git a/solutions/.project b/solutions/.project
new file mode 100644
index 0000000..cfb97a8
--- /dev/null
+++ b/solutions/.project
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>solutions</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>net.sf.eclipsecs.core.CheckstyleBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+		<nature>net.sf.eclipsecs.core.CheckstyleNature</nature>
+	</natures>
+</projectDescription>
diff --git a/solutions/.settings/org.eclipse.core.resources.prefs b/solutions/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/solutions/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/solutions/.settings/org.eclipse.jdt.core.prefs b/solutions/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..cf2cd45
--- /dev/null
+++ b/solutions/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,8 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
+org.eclipse.jdt.core.compiler.compliance=17
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=17
diff --git a/sources/.checkstyle b/sources/.checkstyle
new file mode 100644
index 0000000..3a5dd87
--- /dev/null
+++ b/sources/.checkstyle
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<fileset-config file-format-version="1.2.0" simple-config="false" sync-formatter="false">
+  <local-check-config name="maven-checkstyle-plugin validate" location="file:/C:/Users/KTS%20Nitro%205/git/uebungen/sources/checkstyle.xml" type="remote" description="maven-checkstyle-plugin configuration validate">
+    <property name="checkstyle.header.file" value="C:\Users\KTS Nitro 5\eclipse-workspace\PR2\.metadata\.plugins\org.eclipse.core.resources\.projects\sources\com.basistech.m2e.code.quality.checkstyleConfigurator\checkstyle-header-validate.txt"/>
+    <property name="checkstyle.cache.file" value="${project_loc}/target/checkstyle-cachefile"/>
+  </local-check-config>
+  <fileset name="java-sources-validate" enabled="true" check-config-name="maven-checkstyle-plugin validate" local="true">
+    <file-match-pattern match-pattern="^src/main/java/.*\.java" include-pattern="true"/>
+    <file-match-pattern match-pattern="^src/main/resources/.*\.properties" include-pattern="true"/>
+    <file-match-pattern match-pattern="^src/test/resources.*\.properties" include-pattern="true"/>
+  </fileset>
+</fileset-config>
diff --git a/sources/.classpath b/sources/.classpath
index 766838c..897e11f 100644
--- a/sources/.classpath
+++ b/sources/.classpath
@@ -1,12 +1,34 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" path="src/main/java"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER">
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
 		<attributes>
-			<attribute name="module" value="true"/>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="lib" path="lib/game_framework.jar"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/5"/>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="output" path="target/classes"/>
 </classpath>
diff --git a/sources/.gitignore b/sources/.gitignore
new file mode 100644
index 0000000..b83d222
--- /dev/null
+++ b/sources/.gitignore
@@ -0,0 +1 @@
+/target/
diff --git a/sources/.project b/sources/.project
new file mode 100644
index 0000000..09e671d
--- /dev/null
+++ b/sources/.project
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>sources</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>net.sf.eclipsecs.core.CheckstyleBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>net.sf.eclipsecs.core.CheckstyleNature</nature>
+	</natures>
+</projectDescription>
diff --git a/sources/.settings/org.eclipse.core.resources.prefs b/sources/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..abdea9a
--- /dev/null
+++ b/sources/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,4 @@
+eclipse.preferences.version=1
+encoding//src/main/java=UTF-8
+encoding//src/main/resources=UTF-8
+encoding/<project>=UTF-8
diff --git a/sources/.settings/org.eclipse.jdt.core.prefs b/sources/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..cf2cd45
--- /dev/null
+++ b/sources/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,8 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
+org.eclipse.jdt.core.compiler.compliance=17
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=17