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全部文章 / 未归档（共118篇）

2016ACM-ICPC广西邀请赛（三题）

1001 A Math Problem 送分题，问有多少个数 k^k<=n。打表即可。 #include<bits/stdc++.h> using namespace std; long long a[16]={1,1,1,1,1,1,1,1,1,1,1,1,1,1...

2017-09-06

0 505

[多校补题]2017 Multi-University Training Contest 7 solutions BY 杭州二中

1002（待补）有一棵n个点的有根树，标号为0到n−1，iii号点的父亲是floor⌊ki−1⌋号点，求所有子树大小的异或和。1≤n,k≤1018。这是一棵完全k叉树，考虑根的所有孩子，最多只有一个不是满k叉树，对这个孩子进行递归处理即可。k>1时只有log层，...

2017-08-16

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[多校补题]2017 Multi-University Training Contest 5 solutions BY 吉如一

1006 Rikka with Graph Rikka with Graph Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 237...

2017-08-16

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[多校补题]2017 Multi-University Training Contest 3 solutions BY 洪华敦

1003 Kanade's sum Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 2097 Accepted Submiss...

2017-08-15

0 516

TOJ 4080 find the princessIII（圆和直线相交）

<center> 4080. find the princessIII Time Limit: 1.0 Seconds Memory Limit:65536K Total Runs: 613 Accepted Runs:118 </cent...

2017-07-23

0 514

小天使改名（水题杭电排位赛-2）

小天使改名 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 524288/524288 K (Java/Others) Total Submission(s): 335 Accepted Submission(s): 118 ...

2017-07-22

0 524

ch追妹（思路题杭电排位赛-2）

ch追妹 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 152 Accepted Submission(s): 99 ...

2017-07-22

0 470

最大子段和（前缀和杭电排位赛-2）

最大子段和 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 334 Accepted Submission(s): 130 ...

2017-07-22

0 617

rqy的键盘（打表杭电排位赛-2）

rqy的键盘 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 164 Accepted Submission(s): 129 ...

2017-07-22

0 513

魔法宝石（类似dp 杭电排位赛-2）

魔法宝石 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 302 Accepted Submission(s): 102 ...

2017-07-22

0 543