Sorry, adjustment -

来源: 于 2005-07-02 01:34:44 [旧帖] [给我悄悄话] 本文已被阅读：次

If can only weigh once for every sale:
1Kg, 3Kg, 6Kg. M=10KG

If can weigh 3-times for every sale:
same weight, and M=30