diff --git a/Power.java b/Power.java
new file mode 100644
index 0000000..2af7d2d
--- /dev/null
+++ b/Power.java
@@ -0,0 +1,24 @@
+ *
+ * @author Esraa Ramadan
+ */
+
+public class Power implements ISubscriber {
+
+
+	public int Power( String input)
+	{    int base = 2;
+
+		int result=1;
+		for (int i = 0; i < Integer.parseInt(input); i++) {
+			result *= base;
+		}
+		return result;
+	}
+	public void notifySubscriber(String input) {
+		System.out.println(" 2 POWER YOUR NUMBER IS: " + Power(input));
+
+		// TODO Auto-generated method stub
+
+	}
+
+}