save project

diy2.py

+i = 3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
-    name = input("请输入用户名:")
-    
-    if name == username and password == userpassword:
-        name = input("请输入账号")
-        break
-    if name != username:
+    if i>0:
+
+        name = input("请输入用户名:")
+        i-=1
+        if name == username and password == userpassword:
+            name = input("请输入账号")
+           
+            break
+        if name != username:
+            
+            print("账号错误")
         
         
-        print("账号错误")
-     
-        continue
-        password = input("请输入密码:")
-    if password != userpassword :
-        print("密码错误")
-print("欢迎来到贝尔编程!")
+            continue
+            password = input("请输入密码:")
+        if password != userpassword :
+            print("密码错误")
+    else:
+        print("密码锁定")
+print("欢迎来到贝尔编程!")
\ No newline at end of file