save project

diy2.py

@@ -8,6 +8,7 @@ while True:
         break
         break
     if a!=username:
     if a!=username:
         print("账号错了")
         print("账号错了")
+        continue
     if b!=userpassword:
     if b!=userpassword:
         print("密码错了")
         print("密码错了")