Introduction - If you have any usage issues, please Google them yourself
There are eight coins abcdefg, known to one of them is counterfeit money, and its weight is different from the real coins, but I do not know is the light or heavy, how to use the scales compared to the smallest number of decisions is that the counterfeit money, and was informed that the false currency than the currency really light or heavy.
Packet : 31767640coins.rar filelist
Coins.java