差分与树上差分 【整理】
关于差分，树上差分的浅谈
导引
https://blog.csdn.net/lanpom/article/details/81672524
https://blog.csdn.net/Mr_Treeeee/article/details/81605079
题目：
2017 SEERC Divide and Conquer 树上差分
https://blog.csdn.net/weixin_37517391/article/details/80288927
https://blog.csdn.net/Littlewhite520/article/details/78609921
https://blog.csdn.net/qwerty1125/article/details/78279839?locationNum=10&fps=1
https://blog.csdn.net/yao166164474/article/details/52673333
https://blog.csdn.net/Lakersilk/article/details/79508863
https://blog.csdn.net/u013944294/article/details/54561380?locationNum=5&fps=1
https://blog.csdn.net/kidsummer/article/details/81639379
天天爱跑步: https://blog.csdn.net/qq_39922639/article/details/77995722
