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Semicircle Load 4
题目
Twelve points lie on a circle. Show that some closed semicircle contains at least 6 of them.
解题计时
0:00
提交作答时记录，用于后续平均用时统计。
题目
Twelve points lie on a circle. Show that some closed semicircle contains at least 6 of them.
解题计时
0:00
提交作答时记录，用于后续平均用时统计。