save project

diy2.py

-username = "python"
-userpassword = "123456"
+i=3
+username = "l"
+userpassword = "123"
 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("登录成功!")
-    print("用户名和密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
+    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!")
\ No newline at end of file
+            break
+        if name != username:
+            print("用户名不对")
+            print("温馨提示，您还有"+str(i)+"次机会")
+            continue
+        if password != userpassword:
+            print("密码不对")
+            print("温馨提示，您还有"+str(i)+"次机会")
+    else: 
+        print("您的账户已被锁定，请一个小时后再来")
+        exit()
+print("欢迎来到贝尔编程")
\ No newline at end of file