Great, but we should plus "至多",兩直線隻能相交至多一點.
所有跟帖:
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xie!nothing Great, just a little issue.
-皆兄弟也-
♂
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12/25/2011 postreply
20:30:07
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more accurate with plussing "至多"
-皆兄弟也-
♂
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12/25/2011 postreply
20:34:54