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Sereja has ann × mrectangular tablea, each cell of the table contains a zero or a number one. Sereja wants his table to meet the following requirement: each connected component of the same values f...

链接：https://ac.nowcoder.com/acm/contest/554/E来源：牛客网时间限制：C/C++ 1秒，其他语言2秒空间限制：C/C++ 32768K，其他语言65536K64bit IO Format: %lld题目描述Mother's Day is a celebration honoring the mother of the family, a...

D. Yet Another Subarray Problemtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are given an arraya1,a2,…,ana1,a2,…,anand t...