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Re:昨晚想歪了……In Reply To:昨晚想歪了…… Posted by:frkstyc at 2008-12-29 16:23:08 这么内心的WA,应该不是内心,我的做法是 找到三条直线的方程,然后点到直线距离公式,得出一个二元二次函数,令偏导等于0,解方程求出 x,y Followed by: Post your reply here: |
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