BZOJ3144: [Hnoi2013]切糕
摘要:
题目:http://www.lydsy.com/JudgeOnline/problem.php?id=3144把每一条z轴都拿出来,s->(x,y,1),c=f[x][y][1];(x,y,k)->(x,y,k+1),c=f[x][y][k];(x,y,r)->t,c=inf然后对于四联通的点,(x... 阅读全文
posted @ 2015-12-04 18:10 ctlchild 阅读(141) 评论(0) 推荐(0) 编辑