Picture(hdu1828,求周长并,线段树+离散化+扫描)
//http://acm.hdu.edu.cn/showproblem.php?pid=1828http://acm.hdu.edu.cn/webcontest/contest_showproblem.php?pid=1003&ojid=0&cid=5361&hide=0PictureTime Limit : 6000/2000ms (Java/Other) Memory