六分之六的人生
SortedSet (Java Platform SE 7 ) - Oracle Help Center有一天,一名大學教授到一個落後鄉村游山玩水,他僱了一艘小船遊江,當船開動後教授問船夫:『你會數學嗎?』船夫回答:『先生,我不會。』教授又問船夫:『你會物理嗎?』船夫回答:『物理?我不會。』教授又問船夫:『那你會用電腦嗎?』船夫回答:『對不起,我不會。』教授聽後搖搖頭說道﹕『你不會數學,人生目的已失去Returns a view of the portion of this set whose elements are strictly less than toElement. The returned set is backed by this set, so changes in the returned set are reflected in this set, and vice-versa. The returned set supports all optional set operati...
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