save project

diy1.py

-import turtle
-for i in range(1,300):
-    turtle.forward(i)
-    turtle.right(91)
-turtle.done()
-
-
-
-
-
-
+i=3
+username="python"
+userpassword="123456"
+while True:
+    if i>0:
+        name=input("输名字")
+        password=input("输密码")
+        i-=1
+        if name==username and password==userpassword:
+            print("成功")
+            break
+        if name !=username:
+            print("名字错误")
+            print("您还有"+str(i)+"次机会")
+            continue
+        if password==userpassword:
+            print("密码错误")
+            print("您还有"+str(i)+"次机会")
+    else:
+        print("账号锁定，一小时后再来")
+        exit()
+print("欢迎来到贝尔编程")