diff --git a/main.cpp b/main.cpp
index 041149a05133e75e6b0c615bf2d13f0692d2f5a9..d4700b2c2f03b50c2ab192d01f36144a1a61bd5b 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 << "2024/03/14-3" << std::endl;
+  std::cout << "2024/03/14-4" << std::endl;
   return 0;
 }