sb大括号，卡我114514ms#include<bits/stdc++.h>usingnamespacestd;constintmaxn=100005,maxk=104,mod=1000000007;intf[maxn][maxk][2][2];intg[maxk][2][2];intlim[maxn];vector<int>G[maxn];inlinevoid__a(int&x){if(x>=mod)x-=mod