隻是好奇你怎麽知道有多少大西瓜呢?
要是能分的話,那應該隻能有偶數西瓜吧:)
還有一種可能,既然能切,是不是能用半個西瓜代替一個西瓜來當做"點"?
隻是好奇你怎麽知道有多少大西瓜呢?
要是能分的話,那應該隻能有偶數西瓜吧:)
還有一種可能,既然能切,是不是能用半個西瓜代替一個西瓜來當做"點"?
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