很难转换成模型
代码
#include <bits/stdc.h>
using namespace std;const int N 12, M 1 << N;int n, m;long long f[N][M];
bool st[M];void solve()
{
// 预处理
// 遍历每一种状态for (int i 0; i < 1 << n; i ){
// cnt 是中间连续的空格int c…
文章目录 一、Data structure: vectors二、Indexing vectors三、Re-assign values to vector elements四、Generic function for vectors五、Vector of random samples from a distribution六、Vector arithmetic七、Recycling八、Element-wise comparisons of vectors九、Comp…