nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog 51NOD1084 链接 https://www.51nod.com/Challenge/Problem.html#!#problemId=1084 题意         一个M*N矩阵中有不同的正整数,经过这个格子,就能获得相应价值...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog 51NOD1405 链接 https://www.51nod.com/Challenge/Problem.html#!#problemId=1405 题意         给n个节点的无根树,边权为1,求树上所有路径长度的和。 题解...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog CCF有趣的数 链接 ???? 题意         我们把一个数称为有趣的,当且仅当:        &a...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj2006 链接 https://acm.taifua.com/bzoj/p/2006.html 题意         给一个长为n的序列,输入一个询问k,l,r,从中选出k个长度介于[l,r]中的不同的区间,最大化&n...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj3123 链接 https://acm.taifua.com/bzoj/p/3123.html 题意         1.求森林任意路径第k大,2.森林合并,森林点个数1e5 题解   &...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj3160 链接 https://acm.taifua.com/bzoj/p/3160.html 题意         在一个只含有a,b的字符串中选一个子序列,    &a...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj3295 链接 https://acm.taifua.com/bzoj/p/3295.html 题意         给一个序列,长度为n(<1e5),m个操作,每次删除一个数,删除数后要求你输出删除前整个序列的...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj3527 链接 https://acm.taifua.com/bzoj/p/3527.html 题意         那是一张图片 题解     &am...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj3923 链接 https://acm.taifua.com/bzoj/p/3932.html 题意         给你很n个时间段以及这一段的权值(n<1e5),m个询问(m<1e5)询问任意时...

nexthexonextbutterflyvolantisyearnyiliashokaindigoapollolandscapecactusmateryicarusfluidmaterial 转移自老blog bzoj3992 链接 https://acm.taifua.com/bzoj/p/3992.html 题意         小C有一个集合S,里面的元素都是小于M的非负整数。他用程序编写了一个数列生成器,可以生成一个长度为N的数列,...