diff --git a/Project_A05/.classpath b/Project_A05/.classpath
index 57bca72..2197894 100644
--- a/Project_A05/.classpath
+++ b/Project_A05/.classpath
@@ -1,10 +1,10 @@
-<?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-17">
-		<attributes>
-			<attribute name="module" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
+<?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">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/Project_A05/.settings/org.eclipse.jdt.core.prefs b/Project_A05/.settings/org.eclipse.jdt.core.prefs
index 8c9943d..e50443c 100644
--- a/Project_A05/.settings/org.eclipse.jdt.core.prefs
+++ b/Project_A05/.settings/org.eclipse.jdt.core.prefs
@@ -1,8 +1,9 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
+org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=17
+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
@@ -11,4 +12,4 @@ org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
 org.eclipse.jdt.core.compiler.release=enabled
-org.eclipse.jdt.core.compiler.source=17
+org.eclipse.jdt.core.compiler.source=1.8
diff --git a/Project_A05/.settings/org.eclipse.ltk.core.refactoring.prefs b/Project_A05/.settings/org.eclipse.ltk.core.refactoring.prefs
new file mode 100644
index 0000000..cfcd1d3
--- /dev/null
+++ b/Project_A05/.settings/org.eclipse.ltk.core.refactoring.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+org.eclipse.ltk.core.refactoring.enable.project.refactoring.history=false