save project

diy2.py

+i=3
 username = "python"
 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  username!=name:
-        print("用户名错误")
-    elif password!=userpassword:
-        print("密码错误!请重新输入"):
+    if i<0
+        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  username!=name:
+            print("用户名错误")
+        elif password!=userpassword:
+            print("密码错误!请重新输入"):
+            i-=i
+        else:
+            print('账号已停用，请带身份证来我司解除)
+            exit()
 print("欢迎来到贝尔编程!")
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