1 files changed, 15 insertions, 0 deletions
diff --git a/oop/11-interfaces/BasicCalculator.java b/oop/11-interfaces/BasicCalculator.java
new file mode 100644
index 0000000..f087d81
--- /dev/null
+++ b/oop/11-interfaces/BasicCalculator.java
@@ -0,0 +1,15 @@
+//public class BasicCalculator implements Calculator, ScientificCalculator {
+public class BasicCalculator implements Calculator {
+
+	public int add(int a, int b) {
+		return a + b;
+	}
+
+	public int subtract(int a, int b) {
+		return a - b;
+	}
+
+	public double divide(double a, double b) {
+		return a / b;
+	}
+}