CF1097F Alex and a TV Show 题解 题目链接点击打开链接题目解法很牛的套路啊!看到集合并,且只要求奇偶性的问题,第一个想到 bitsetbitset 1,2,41,2,4 操作都是好维护的,关键是第 33 个操作看到gcdgcd,首先想到莫反 令cx,icx,i 为集合 xx 中数ii 的出现次数 则cx,i=∑i|j∑i|kcy,jcz,k×[(j,...
我们用a[x][y]a[x][y]表示xx集合内的y即y的倍数出现了多少次(F(y)F(y)),再用u[x][y]u[x][y]表示μ(yx)μ(yx),我们要求的f(v)=a[x]&u[v]f(v)=a[x]&u[v] 再来重新考虑所有操作: 对于1操作,预处理出每一个v的所有约数的bitsetbitset,赋值即可 对于2操作,直接用a[x]=a[y]a[z...
The rules of this TV show are as follows: there are n multisets numbered from 1 to n. Each of them is initially empty. Then, q events happen; each of them is in one of the four possible types: 1 x v — set the x-th multiset to a singleton {v}. 2 x y z — set the x-t...
The End of the F***ing World: With Jessica Barden, Alex Lawther, Steve Oram, Christine Bottomley. James is 17 and is pretty sure he is a psychopath. Alyssa, also 17, is the cool and moody new girl at school. The pair make a connection and she persuades h
(Mushrambo) - (动画) 《多啦A·梦大雄的太阳王传说》(Doraemon: Nobita and the Legend of the Sun King) - (动画) 《外星人田中太郎》(Taro the Space Alien) - (动 分享6520 影之诗吧 血十字斩剑 看到影之诗f动画人气投票结果,给光哥截了个情头因为没有身理性别为女的伴侣,所以这是第一次截情头...
Thank you, Alex Ferguson. If you would like to be like those three, very cool supporters of ours on Patreon. You can do what Chris said and go to patreon.com slash warrocketajax and kick in as little as a dollar a month to make sure that we do this show every week that we do ...
It's also one of Alex's favorite Chinese TV58.___. People can watch it on TV or online. Eleven young men have 59.___ in Chinese on all kinds of things. They come from different countries, 60.___ they all live in China“One of my friends told me about this show, and I ...
请仔细阅读1—5题中各人的情况说明,并从A一F六个选项中为每人选择合适的建议(其中一项为多余选项)。( )1. Alex ikes keeping dogs. He wantsto know how t feed them better.()2. Sam is a tenns fan. He espeialy ikes watching ennis matches on TV.()3. Tim is studying Engish and he is...
See Alex F. Harris's contact, representation, publicist, and legal information. Explore Alex F. Harris's credits, follow attached in-development titles, and track popularity with STARmeter. IMDbPro — The essential resource for entertainment professional
CBS TV-Show, Executive Producer: Carin Pratt Face Tomorrow Band Face-84 Swedish girl pop band The Faceless Band Laurence Facelina Actress Lyliane Facelina Actress Franziska Facella Adult Film Star Tommy Facenda Rock n roll singer/guitarist. Member of Gene Vincent and the Blue...