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链接：http://acm.timus.ru/problem.aspx?space=1&num=1146 题目： Given a 2-dimensional array of positive and negative integers, find the sub-rectangle with the largest sum. The sum of a rectangle is the sum

链接：http://acm.split.hdu.edu.cn/showproblem.php?pid=5806 题目：NanoApe, the Retired Dog, has returned back to prepare for for the National Higher Education Entrance Examination! In math class, Nan

链接：http://acm.hust.edu.cn/vjudge/problem/427892/origin 题目： Sergei B., the young coach of Pokemons, has found the big house which consists of n flats ordered in a row from left to right. It is