auto save

diy2.py

-username = "python"
-userpassword = "123456"
+i = 3
+username = "小王"
+userpassword = " "
 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("用户名错了")
+            print ("温馨提示：你用户名错了你还哟"+str(i)+"机会")
+            continue 
+        if password != userpassword:
+            print("密码错了")
+            print ("温馨提示：你密码错了你还哟"+str(i)+"机会")
+    else:
+        print("你别想打了")   
+        exit()
+print("欢迎来到王者农耀")
\ No newline at end of file