code: добавлен вывод разности двух чисел

main.cpp

@@ -7,5 +7,6 @@ int main()
     cout << "Enter A and B: ";
     int a, b;
     cin >> a >> b;
-    cout << "A + B = " << a + b << "\n";
+    cout << "A + B = " << a + b << "\n"
+    << "A - B = " << a - b << "\n";
 }