one plane can divide space into two parts,
two planes into four parts (at most)
three planes into eight parts (at most)
four into 15 parts (at most)www.ddhw.com
Then the question is that n planes can divide a space into
how many parts at most? www.ddhw.com
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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 
雷达卡
发表于 2004-11-13 08:50:07
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