diff --git a/.project b/.project
new file mode 100644
index 0000000..b049fb2
--- /dev/null
+++ b/.project
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Algolike</name>
+	<comment></comment>
+	<projects/>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
+	</natures>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments/>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments/>
+		</buildCommand>
+	</buildSpec>
+	<linkedResources/>
+	<filteredResources/>
+</projectDescription>
diff --git a/.settings/org.eclipse.buildship.core.prefs b/.settings/org.eclipse.buildship.core.prefs
new file mode 100644
index 0000000..e889521
--- /dev/null
+++ b/.settings/org.eclipse.buildship.core.prefs
@@ -0,0 +1,2 @@
+connection.project.dir=
+eclipse.preferences.version=1
diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..5626703
--- /dev/null
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,13 @@
+#
+#Mon Jul 25 13:20:34 JST 2022
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.compliance=12
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=12
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.source=12
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error