diff --git a/diy2.py b/diy2.py
new file mode 100644
index 0000000..f9a8f83
--- /dev/null
+++ b/diy2.py
@@ -0,0 +1,18 @@
+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level=1
+        self.name=name
+        self.hp=hp
+        self.attack=attack
+
+    def a(self):
+        self.level=self.level+1   
+        self.hp=self.hp+500
+        self.attack=self.attack+1000
+
+liu=Hero('刘恩昊',30000,2020)  
+
+liu.a()
+  
+print(liu.hp)
+