diff --git a/CMakeLists.txt b/CMakeLists.txt
index dd96344..4934066 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,4 +28,6 @@ add_executable(P7075 ${CMAKE_CURRENT_LIST_DIR}/P7075/P7075.cpp)
 
 add_executable(P1003 ${CMAKE_CURRENT_LIST_DIR}/P1003/P1003.cpp)
 
-add_executable(P1311 ${CMAKE_CURRENT_LIST_DIR}/P1311/P1311.cpp)
\ No newline at end of file
+add_executable(P1311 ${CMAKE_CURRENT_LIST_DIR}/P1311/P1311.cpp)
+
+add_executable(P4017 ${CMAKE_CURRENT_LIST_DIR}/P4017/P4017.cpp)
\ No newline at end of file
diff --git a/P4017/P4017.cpp b/P4017/P4017.cpp
new file mode 100644
index 0000000..f23dcdb
--- /dev/null
+++ b/P4017/P4017.cpp
@@ -0,0 +1,9 @@
+#include <iostream>
+
+using std::cin,std::cout,std::iostream;
+
+int main(){
+    iostream::sync_with_stdio(false);
+
+    
+}
\ No newline at end of file