2017年5月8日
CodeForces2B The least round way
摘要： There is a square matrix n × n, consisting of non-negative integer numbers. You should find such a way on it that starts in the upper left cell of the 阅读全文
posted @ 2017-05-08 22:00 诚信肥宅 阅读(188) 评论(0) 推荐(0)