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#include <bits/stdc++.h>
#include <bitset>
using namespace std;
const int N = 20;
int n,m;
int atk[N][N];
int sf[N][N];
vector<int> op;
map<string,int> vis;
vector<int> getZ(bitset<N> bs)
{
    vector<int> ret;
    for(int i = 0; i < n; i++)
        if(!bs[i])
            ret.push_back(i);
    return ret;
}
vector<int> getOne(bitset<N> bs)
{
    vector<int> ret;
    for(int i = 0; i < n; i++)
        if(bs[i])
            ret.push_back(i);
    return ret;
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