Merge branch 'double'

main.cpp

@@ -5,7 +5,7 @@ using namespace std;
 int main()
 {
 cout << "Enter A and B: ";
-int a, b;
+double a,b;
 cin >> a >> b;
 cout<<"A + B = "<< a + b <<'\n';
 cout<<"A - B = "<< a - b <<'\n';