qq_41510496的博客

别问我代码是怎么来的。代码：#include<bits/stdc++.h> using namespace std; #define mod 2000007 #define N 62 struct has_table{ bool has[mod]; long long a[mod]; int v[mod]; long long b[mod],siz...

Problem Statement John and Brus are interested in a new game called "Hexagon Flower". The rules are simple. You are given a flower formed by seven hexagons arranged as follows:  The objective of the g...