save project

diy1.py

@@ -7,10 +7,9 @@ while True:
     if a==username and b==userpassword:
         print("登录成功")
         break
-    if a!=username:
+    elif a!=username:
         print("MBCZ")
-        continue
-    if b!=userpassword:
+    else b!=userpassword:
         print("MMBCZ")
     print("DENGLUCHENGGONG")
 print("HY")