HBC52171科学幻想,数据结构,线段树,字符串,字符串hash,二分,分治Checkers题解 (therearenblackcheckerpieces) There are N black checker pieces on the coordinate plane. The i-th checker piece is located at point... 算法基础篇 2023-11-09 87 #HBC52171科学幻想 #数据结构 #线段树 #字符串 #字符串hash #二分 #分治Checkers题解