文件名称:Noweightbalance3minutesand12balls
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有12个球,不知道重量,有个无砝码的天平,称量3次,区分12个球的轻重-There are 12 balls, I do not know the weight, there is a non-weight scale, weighing 3 times, the distinction between the severity of the ball 12
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Noweightbalance3minutesand12balls.doc