diff --git a/main.cpp b/main.cpp
index 09cc29c7c8174bc80fab0127dfc94c8f6023cb16..b81db8e48d1597f456254b716aae11ec2c9aa80c 100644
--- a/main.cpp
+++ b/main.cpp
@@ -7,6 +7,6 @@ int main() {
   std::cout << "2023/12/01" << std::endl;
   std::cout << "2023/12/01-2" << std::endl;
   std::cout << "2023/12/05-2" << std::endl;
-  std::cout << "2024/03/28" << std::endl;
+  std::cout << "2024/03/28-1" << std::endl;
   return 0;
 }