https://www.luogu.org/problemnew/show/T15368 区间修改,区间查询k(<= 10)大值 应该也可以用分块写 #include <cstdio> #include<algorithm> #include<iostream> #include<cstring> #define N 100010 #define tq getchar() using namespace std; struct Note { ]; in…

zhx and contest Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 324    Accepted Submission(s): 118 Problem Description As one of the most powerful brushes in the world, zhx usually takes part i…

zhx's contest Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 851    Accepted Submission(s): 282 Problem Description As one of the most powerful brushes, zhx is required to give his juniors n p…

zhx's contest Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 448    Accepted Submission(s): 147 Problem Description As one of the most powerful brushes, zhx is required to give his juniors n p…

zhx and contest Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 455    Accepted Submission(s): 158 Problem Description As one of the most powerful brushes in the world, zhx usually takes part i…

zhx's submissions Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 540    Accepted Submission(s): 146 Problem Description As one of the most powerful brushes, zhx submits a lot of code on many o…

Problem Description As one of the most powerful brushes, zhx submits a lot of code on many oj and most of them got AC. One day, zhx wants to count how many submissions he made on n ojs. He knows that on the ith oj, he made ai submissions. And what yo…

[问题描述] 作为史上最强的刷子之一,zhx的老师让他给学弟(mei)们出n道题.zhx认为第i道题的难度就是i.他想要让这些题目排列起来很漂亮. zhx认为一个漂亮的序列{ai}下列两个条件均需满足. 1:a1..ai是单调递减或者单调递增的. 2:ai..an是单调递减或者单调递增的. 他想你告诉他有多少种排列是漂亮的.因为答案很大,所以只需要输出答案模p之后的值. [题解] 对于整段序列单调增或减,就2种情况. 对于先增后减或先减后增:确定一个序列中的最小值(最大值),其他的要么在左边,要…

Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 2388    Accepted Submission(s): 755 Problem Description As one of the most powerful brushes, zhx is required to give his juniors n problems.zhx t…

无题 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 4042    Accepted Submission(s): 1713 Problem Description 就要复试了,外地的考生都要在学校附近住宾馆了.假设在学校附近有C家宾馆,并且这些宾馆只有单人房,而每家宾馆的价格不一样,学生们都想找价格便宜的住,所以现在需要你的帮助,当…