xiji333的博客

博客: https://www.cnblogs.com/zwfymqz/p/8413523.html 模板： 洛谷P3809 #include<bits/stdc++.h> #define maxn 1000050 using namespace std; char s[maxn]="0aabaaaab"; int y[maxn],x[maxn],c[maxn],sa[maxn],rk...

http://poj.org/problem?id=1743 A musical melody is represented as a sequence of N (1<=N<=20000)notes that are integers in the range 1…88, each representing a key on the piano. It is unfortunate ...