diff --git a/OOP/Java/Lab/Week4/LargeSmall.java b/OOP/Java/Lab/Week4/LargeSmall.java
new file mode 100644
index 0000000..e1676d0
--- /dev/null
+++ b/OOP/Java/Lab/Week4/LargeSmall.java
@@ -0,0 +1,31 @@
+import java.util.Scanner;
+
+class LargeSmall {
+
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        System.out.print("Enter the size of the array: ");
+        int size = sc.nextInt();
+
+        int[] arr = new int[size];
+        System.out.println("Enter " + size + " integers:");
+        for (int i = 0; i < size; i++) {
+            arr[i] = sc.nextInt();
+        }
+
+        int largest = arr[0];
+        int smallest = arr[0];
+        for (int num : arr) {
+            if (num > largest) {
+                largest = num;
+            }
+            if (num < smallest) {
+                smallest = num;
+            }
+        }
+        System.out.println("Largest element in the array: " + largest);
+        System.out.println("Smallest element in the array: " + smallest);
+
+        sc.close();
+    }
+}