almost 3 years ago

题目链接:http://www.lydsy.com/JudgeOnline/problem.php?id=1057
分析:
悬线法的一个应用咯。。。
bzoj1057.cpp

← 左偏树(hdu1512:Monkey King) bzoj1059:[ZJOI2007]矩阵游戏 →
 
comments powered by Disqus