diff --git a/main.cpp b/main.cpp
index c68bc63..1e2e200 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,8 +1,9 @@
 #include <iostream>
 
 int main() {
-    int a = 2;
-    int b = 3;
+    int a;
+    int b;
+    std::cin >> a >> b;
     std::cout << a - b;
     std::cout << a + b;
 }