save project

diy2.py

+i=3
 username = "python"
 userpassword = "114514"
 while True:
+    if i>0:    
         name = input("请输入用户名:")
         if name!=username:
             print("用户名错误")
+            i-=1
             continue
         password = input("请输入密码:")
         if name == username and password == userpassword:
@@ -12,4 +15,8 @@ while True:
         
         elif password!=userpassword:
             print("密码错误")
+            i-=1
+    else:
+        print("你就是歌姬吧")
+        exit()
 print("欢迎来到贝尔编程!")
\ No newline at end of file