摘要:
http://www.lydsy.com/JudgeOnline/problem.php?id=2194题意:求$c[k]=\sum_{kusing namespace std;struct cp { double x, y; cp(double _x=0, double _y=0):x(_x),y... 阅读全文
posted @ 2015-02-07 20:13
iwtwiioi
阅读(287)
评论(0)
推荐(0)
摘要:
http://www.lydsy.com/JudgeOnline/problem.php?id=2157题解:裸lct不解释..#include using namespace std;struct node *null;struct node { node *c[2], *f; bool flag... 阅读全文
posted @ 2015-02-07 15:47
iwtwiioi
阅读(366)
评论(0)
推荐(0)

浙公网安备 33010602011771号