diff --git a/exercises/calculator.cpp b/exercises/calculator.cpp
index 013cc78..b58d5e4 100644
--- a/exercises/calculator.cpp
+++ b/exercises/calculator.cpp
@@ -10,3 +10,22 @@
   Multiplication: 8
   Division: 2
 */
+
+#include <iostream>
+
+using namespace std;
+
+int main() {
+  int x, y;
+  cout << "Insert first number: ";
+  cin >> x;
+  cout << "Insert second number: ";
+  cin >> y;
+
+  cout << "Sum: " << x + y << endl;
+  cout << "Difference: " << x - y << endl;
+  cout << "Multiplication: " << x * y << endl;
+  cout << "Division: " << x / y << endl;
+
+  return 0;
+}