...

main.cpp

@@ -6,6 +6,7 @@ int main()
 {
     cout << "Enter A and B: ";
     int a, b;
-    cin >> a >> b;
-    cout<< " Sum:  "<<a+b;
+    cout << "A + B = " << a + b << '\n'
+         << "A - B = " << a - b << '\n';
+
 }