save project

diy2.py

-class Hero:
-    def __init__(self,name,hp,gongji):
-        self.level=1
-        self.name=name
-        self.hp=hp
-        self.gongji=gongji
-
-yase=Hero('亚瑟',200,300)
-houyi=Hero('亚瑟',200,300)
-def shengji():
-    houyi.level=houyi.level+1
-    houyi.hp=houyi.hp+100
-    houyi.gongji=houyi.gongji+4
-shengji()
-print('后羿攻击力是:',houyi.gongji)
+def sum(num):
+    if num == 1:
+        return 1
+    x=sum(num-1)
+    return x+num
+m=sum(100)
+print(m)