這道題要注意的點主要為:1、 一開始還考慮為負數(shù)設個flag,先把負數(shù)變成正數(shù),計算之后再變回去。實際沒有必要,JAVA里面對負數(shù)取模還是負數(shù),所以不影響運算結果。2、開始還...
題目 Given a string, find the length of the longest substring without repeating character...
題目描述 You are given two linked lists representing two non-negative numbers. The digits a...