save project

diy2.py

-username = "1"
+i=3
+username = "SB"
 userpassword = "123456"
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    if name != username:
-        print("用户名和密码错误!请重新输入!")
-        # continue
+    if i>0:
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        i-=1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if name != username:
+            print("用户名和密码错误!请重新输入!")
+            # continue
+        else:
+
+            if password != userpassword:
+                print("密码错误!请重新输入!")
     else:
-        if password != userpassword:
-            print("密码错误!请重新输入!")
+        print("你的账户已锁定哪吒准备就绪直接把它杀死")
+        exit()
 print("欢迎来到贝尔编程")