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HDU 5805 - NanoApe Loves Sequence (BestCoder Round #86)
先找相邻差值的最大,第二大,第三大 删去端点会减少一个值, 删去其余点会减少两个值,新增一个值,所以新增和现存的最大的值比较一下取最大即可 ...
分类:其他好文   时间:2016-08-06 23:23:29    阅读次数:127
HDU 5806 - NanoApe Loves Sequence Ⅱ (BestCoder Round #86)
若 [i, j] 满足, 则 [i, j+1], [i, j+2]...[i,n]均满足 故设当前区间里个数为size, 对于每个 i ,找到刚满足 size == k 的 [i, j], ans += n - j + 1 . i++ 的时候看看需不需要size-- 就可以更新了。 ...
分类:其他好文   时间:2016-08-06 23:21:11    阅读次数:170
hdu_5806_NanoApe Loves Sequence Ⅱ(双指针)
题目链接:hdu_5806_NanoApe Loves Sequence Ⅱ 题意: 给你一段数,问你有多少个区间满足第K大的数不小于m 题解: 直接双指针加一下区间就行 1 #include<cstdio> 2 #include<algorithm> 3 #define F(i,a,b) for( ...
分类:其他好文   时间:2016-08-06 23:14:32    阅读次数:160
hdu_5805_NanoApe Loves Sequence(xjb搞)
题目链接:hdu_5805_NanoApe Loves Sequence 题意: 给你n个数,现在要删一个数,删每个数的概率是一样的,现在问你删一个值后的相邻数绝对值最大差的期望是多少,因为担心精度误差,让你答案乘n 题解: 先算出不删数的绝对值最大的差ma并记录位置,如果要删的数不是刚才求出来的位 ...
分类:其他好文   时间:2016-08-06 23:11:18    阅读次数:140
Best Coder #86 1002 NanoApe Loves Sequence
NanoApe Loves Sequence Accepts: 531 Submissions: 2481 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 262144/131072 K (Java/Others) Time Limit: 2 ...
分类:其他好文   时间:2016-08-06 21:55:40    阅读次数:226
BestCoder Round #86 A B C
这次BC终于不像上次一样惨烈 终于A了三题…… 终测ing…… 发一波题解…… A.Price List A题十分无脑 只要把所有数加起来存到sum里 询问的时候大于sum输出1 否则输出0就行了…… 犹豫了好久 怎么会这么简单…… 看群里好多人卡在了%I64d…… B.NanoApe Loves ...
分类:其他好文   时间:2016-08-06 21:46:32    阅读次数:230
hdu NanoApe Loves Sequence Ⅱ
NanoApe Loves Sequence Ⅱ Accepts: 235 Submissions: 396 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/131072 K (Java/Others) Problem Description NanoApe, the Retired...
分类:其他好文   时间:2016-08-06 20:39:04    阅读次数:146
hdu NanoApe Loves Sequence
NanoApe Loves Sequence Accepts: 505 Submissions: 1646 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 262144/131072 K (Java/Others) Problem Description NanoApe, the Retired ...
分类:其他好文   时间:2016-08-06 20:38:36    阅读次数:161
Codeforces Round #365 (Div. 2) A
Description Mishka is a little polar bear. As known, little bears loves spending their free time playing dice for chocolates. Once in a wonderful sunn ...
分类:其他好文   时间:2016-08-06 15:49:11    阅读次数:97
Poj2761-Feed the dogs(伸展树求名次)
Description Wind loves pretty dogs very much, and she has n pet dogs. So Jiajia has to feed the dogs every day for Wind. Jiajia loves Wind, but not th ...
分类:其他好文   时间:2016-08-03 20:05:16    阅读次数:296
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