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线段树题集 (cf版)

lazy区间修改   :

 

http://acm.hdu.edu.cn/showproblem.php?pid=4902   (hdu4902)

 http://acm.hdu.edu.cn/showproblem.php?pid=4893 (hdu4902)

 http://codeforces.com/contest/447/problem/E     (Codeforces Round #FF (Div. 2) E))

 http://codeforces.com/contest/121/problem/E (Codeforces Beta Round #91 (Div. 1 Only))

 

转载于:https://www.cnblogs.com/acvc/p/3885000.html

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