From 3625bc6cbddd473659b3f584c0dbec515c07c786 Mon Sep 17 00:00:00 2001
From: Kamal Wickramanayake <kamal@inbox.lk>
Date: Sat, 21 Feb 2026 20:32:52 +0530
Subject: Added oop/interfaces sample code

---
 oop/11-interfaces/CalculatorTest.java | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 oop/11-interfaces/CalculatorTest.java

(limited to 'oop/11-interfaces/CalculatorTest.java')

diff --git a/oop/11-interfaces/CalculatorTest.java b/oop/11-interfaces/CalculatorTest.java
new file mode 100644
index 0000000..e2340dd
--- /dev/null
+++ b/oop/11-interfaces/CalculatorTest.java
@@ -0,0 +1,9 @@
+public class CalculatorTest {
+
+	public static void main(String[] args) {
+		Calculator cal = new BasicCalculator();
+
+		System.out.println(cal.add(1, 3));
+		//....
+	}
+}
-- 
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