save project

diy2.py

+i=3
 username='ro'
 userpassword='367'
 name=input('请输入你的帐号:')
 password=input('请输入您的密码：')
 while True:
-    if username==name and userpassword==password:
-            print('您已成功登陆')
-            break
-    if username!=name:
-        print('用户名错误')
-        continue
-    if password!=userpassword:
-        print('密码错误')
-
+    i=i-1
+        if username==name and userpassword==password:
+                print('您已成功登陆')
+                break
+        if username!=name:
+            print('用户名错误')
+            continue
+        if password!=userpassword:
+            print('密码错误')
+else:
+    print('您的在账号被锁定')
         
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