diff --git a/lab3/OperationsStrings/.idea/.gitignore b/lab3/OperationsStrings/.idea/.gitignore
deleted file mode 100644
index 13566b8..0000000
--- a/lab3/OperationsStrings/.idea/.gitignore
+++ /dev/null
@@ -1,8 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
-# Editor-based HTTP Client requests
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
diff --git a/lab3/OperationsStrings/.idea/.name b/lab3/OperationsStrings/.idea/.name
deleted file mode 100644
index 002da1d..0000000
--- a/lab3/OperationsStrings/.idea/.name
+++ /dev/null
@@ -1 +0,0 @@
-Main.java
\ No newline at end of file
diff --git a/lab3/OperationsStrings/.idea/misc.xml b/lab3/OperationsStrings/.idea/misc.xml
deleted file mode 100644
index 7464918..0000000
--- a/lab3/OperationsStrings/.idea/misc.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_19" default="true" project-jdk-name="openjdk-19" project-jdk-type="JavaSDK">
-    <output url="file://$PROJECT_DIR$/out" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/lab3/OperationsStrings/.idea/modules.xml b/lab3/OperationsStrings/.idea/modules.xml
deleted file mode 100644
index 32e9116..0000000
--- a/lab3/OperationsStrings/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/OperationsStrings.iml" filepath="$PROJECT_DIR$/OperationsStrings.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/lab3/OperationsStrings/OperationsStrings.iml b/lab3/OperationsStrings/OperationsStrings.iml
deleted file mode 100644
index c90834f..0000000
--- a/lab3/OperationsStrings/OperationsStrings.iml
+++ /dev/null
@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/lab3/OperationsStrings/out/production/OperationsStrings/Main.class b/lab3/OperationsStrings/out/production/OperationsStrings/Main.class
deleted file mode 100644
index 97fa6cc..0000000
Binary files a/lab3/OperationsStrings/out/production/OperationsStrings/Main.class and /dev/null differ
diff --git a/lab3/OperationsStrings/src/Main.java b/lab3/OperationsStrings/src/Main.java
deleted file mode 100644
index e4e71f0..0000000
--- a/lab3/OperationsStrings/src/Main.java
+++ /dev/null
@@ -1,25 +0,0 @@
-import java.util.HashSet;
-
-public class Main {
-
-    public static void main(String[] args) {
-        String inputText = "Who are you? What is your name? Where are you from?";
-        int targetLength = 3;
-
-        try {
-            HashSet<String> uniqueWords = new HashSet<String>();
-            String[] sentences = inputText.split("[?]");
-            for (String sentence : sentences) {
-                String[] words = sentence.trim().split("\\s+");
-                for (String word : words) {
-                    if (word.length() == targetLength) {
-                        uniqueWords.add(word.toLowerCase());
-                    }
-                }
-            }
-            System.out.println("Unique words of length " + targetLength + " in the input text are: " + uniqueWords);
-        } catch (Exception e) {
-            System.out.println("An error occurred: " + e.getMessage());
-        }
-    }
-}
diff --git a/lab3/lab3.pdf b/lab3/lab3.pdf
deleted file mode 100644
index 12fb76b..0000000
Binary files a/lab3/lab3.pdf and /dev/null differ