diff --git a/NP/NP29.py b/NP/NP29.py
new file mode 100644
index 0000000..1fdb699
--- /dev/null
+++ b/NP/NP29.py
@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+# @author 轩辕龙儿
+# @date 2022/10/26
+# @file NP29.py
+
+def solution():
+    num = int(input())
+    stack = [1, 2, 3, 4, 5]
+    stack.pop()
+    print(stack)
+    stack.pop()
+    print(stack)
+    stack.append(num)
+    print(stack)
+
+
+if __name__ == "__main__":
+    solution()