2014年3月1日
URAL 1139 City Blocks（数论）
摘要： The blocks in the city of Fishburg are of square form.Navenues running south to north andMstreets running east to west bound them. A helicopter took off in the most southwestern crossroads and flew along the straight line to the most northeastern crossroads. How many blocks did it fly above?Note.A b 阅读全文
posted @ 2014-03-01 18:43 Oyking 阅读(363) 评论(0) 推荐(0)