diff --git a/NP/NP9.py b/NP/NP9.py
new file mode 100644
index 0000000..5f1aa6a
--- /dev/null
+++ b/NP/NP9.py
@@ -0,0 +1,7 @@
+#!/usr/bin/env python3
+# @author 轩辕龙儿
+# @date 2022/10/25
+# @file NP9.py
+num16 = input()
+num10 = int(num16, 16)
+print(num10)