1.We have a large number of iron balls, all exactly two cm in diameter, which we need to move. We need to pack them into a large wooden rectangular crate that is 24.9 cm long, 28.8 cm wide, and 14 cm deep. What is the greatest number of the balls that can be packed into the crate?
哈哈哈哈 O(∩_∩)O哈哈~ 好久不来了，不小心看了一眼自己主页，发现自动关联了自己以往发过的帖，点进这个看了一眼，笑个半死。。。敢情我当初还发过这么搞笑的东西啊，我自己完全不记得了 
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发表于 2013-1-29 06:55:57
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