diff --git a/src/Lab2.java b/src/Lab2.java
new file mode 100644
index 0000000..473907c
--- /dev/null
+++ b/src/Lab2.java
@@ -0,0 +1,26 @@
+public class Lab2 {
+    public static void main(String[] args) {
+        int[] array = {1, 2, 3};
+        /*for (int i = 0; i < array.length; i++) {
+            if (i % 2 == 0) {
+                System.out.println("!" + array[i]);
+            } else {
+                System.out.println("?" + array[i]);
+            }
+        }*/
+
+        for (int i = 0; i < array.length; i+=2) {
+            System.out.println("!" + array[i]);
+        }
+
+        for (int i = 1; i < array.length; i+=2) {
+            System.out.println("?" + array[i]);
+        }
+
+//        зубчасті матриці
+        int[][] matrix = {
+                {1, 2},
+                {3}
+        };
+    }
+}