auto save

diy2.py

 username = "p1n"
 userpassword = "1"
-i = 3
 while True:
-    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!")
-            break
-        if username != name:
-            print('你名字错了')
-            continue
-        if userpassword != password:
-            print('你密码错了')
+    name = input("请输入用户名:")
+    if username != name:
+        print('你名字错了')
+        continue
+    password = input("请输入密码:")
+    if name == username and password == userpassword:
+        print("登录成功!")
+        break
     else:
-        print('你老错，给你封了')
-        exit()
+        print('你密码错了')
 print("欢迎来到贝尔编程!")
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