RDJ_Widow的博客

DescriptionJapan plans to welcome the ACM ICPC World Finals and a lot of roads must be built for the venue. Japan is tall island with N cities on the East coast and M cities on the West coast (M &l...

http://acm.hdu.edu.cn/showproblem.php?pid=3584三维差分数组+三维树状数组复杂度应该是O(m * logn * logn * logn)/*小心多组*/#include<stdio.h>#include<stdlib.h>#include<math.h>#include<string.h...