diff --git a/main.cpp b/main.cpp
index ac27780..c35d22c 100644
--- a/main.cpp
+++ b/main.cpp
@@ -5,7 +5,7 @@ using namespace std;
 int main()
 {
     cout << "Enter A and B: ";
-    double a, b;
+    double a, b; //double
         cin >> a >> b;
         cout << "A + B = " << a + b << '\n'
         << "A - B = " << a - b << '\n'