diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..ab1f416
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,10 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/lab-java-loops-and-version-control.iml b/.idea/lab-java-loops-and-version-control.iml
new file mode 100644
index 0000000..d6ebd48
--- /dev/null
+++ b/.idea/lab-java-loops-and-version-control.iml
@@ -0,0 +1,9 @@
+<?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://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..07115cd
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="17" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..dfda522
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/lab-java-loops-and-version-control.iml" filepath="$PROJECT_DIR$/.idea/lab-java-loops-and-version-control.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/main.java b/main.java
new file mode 100644
index 0000000..c050777
--- /dev/null
+++ b/main.java
@@ -0,0 +1,48 @@
+public class Main {
+    public static void main(String[] args) {
+
+        int[] array = {10, 20, 30, 40, 50};
+        System.out.println(maxMinusMin(array));
+        twoSmallestNumbers(array);
+        System.out.println(mathExpression(10,10));
+    }
+
+
+    public static int maxMinusMin(int[] arrays){
+        int max=0;
+        for (int i=0; i<arrays.length; i++){
+            if(arrays[i]>max){
+                max=arrays[i];
+            }
+        }
+        int min=arrays[0];
+        for (int i=0; i<arrays.length; i++){
+            if(arrays[i]<min){
+                min=arrays[i];
+            }
+        }
+        return max-min;
+    }
+
+    public static void twoSmallestNumbers(int[] array){
+        int min=array[0];
+        for (int i=0; i<array.length; i++){
+            if(array[i]<min){
+                min=array[i];
+            }
+        }
+        int secondMin= array[0];
+        for (int i=0; i<array.length; i++){
+            if(array[i]<secondMin && array[i] != min){
+                secondMin=array[i];
+            }
+        }
+        System.out.println(min + "," + secondMin);
+    }
+    public static int mathExpression(int x, int y){
+        int firstPart = (int) Math.pow(x, 2);
+        int secondPart = 4*y/5;
+        int powSecondPart = (int) Math.pow(secondPart, 2);
+        return firstPart + powSecondPart;
+    }
+}
\ No newline at end of file