save project

diy2.py

@@ -3,12 +3,12 @@ userpassword = "123456"
 while True:
 while True:
     a=input('输入账号:')
     a=input('输入账号:')
     if a != username:
     if a != username:
-        print("用户名错误！请重新输入")
-        continue
-    b=input('输入密码:')
-    if a==username and b==userpassword:
-        input("登录成功:")
-        break
-    if b != userpassword:
-        print("密码错误!请重新输入")
+        print("用户名不正确:")
+    else:
+        b=input('输入密码:')
+        if b==userpassword:
+            print("登陆成功")
+            break    
+        else:
+            print('密码错误')
 print("欢迎来到贝尔编程!:")
 print("欢迎来到贝尔编程!:")
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