2016年7月13日
218. The Skyline Problem
摘要： A city's skyline is the outer contour of the silhouette formed by all the buildings in that city when viewed from a distance. Now suppose you are give 阅读全文
posted @ 2016-07-13 13:42 新一代的天皇巨星 阅读(182) 评论(0) 推荐(0)