12个球：有这样一个问题：在12个大小和颜色都相同的球中，其中有一个球的重量与其它的11个球的重量不同。现在有一架天平，你能够只用这架天平只称3次就能够将该球找出来吗？该程序解决这个问题。虽然算法简单些，但是解该问题还是够难的。与大家共享！-12 balls : such a problem : In 12 sizes and colors are the same ball, There is a ball with the weight of the other 11 different weight of the ball. There are a balance, you can only use the F scale only said three times on this signal can find out? The procedure to solve this problem. Although the algorithm simpler, but the solution of the problem or difficult enough. And share!