save project

diy1.py

-
+i=5
 username = 'python'
 username = 'python'
 userpassword = '123456'
 userpassword = '123456'
 while True:
 while True:
-    name = input("请输入用户名：")
-    password = input("请输入密码：")
-    if name == username and password == userpassword:
-        print("登陆成功！")
-        break
+    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("登陆成功！")
+            break
+        if name != username:
+            print("用户名输入错误！")
+            continue
+        if password != userpassword:
+            print("密码输入错误！")
+    else：
+        print("你的账户已被锁定")
     print("用户名或密码输入错误！请重新输入")
     print("用户名或密码输入错误！请重新输入")
 print("欢迎来到贝尔编程！")
 print("欢迎来到贝尔编程！")
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