#include <bits/stdc++.h>

using namespace std;

ifstream in ("amlei.in");
ofstream out ("amlei.out");

int n, t, u;

void solve()
{
    set<vector<int>>st1, st2;
    st1.clear(), st2.clear();

    for (int i=1; i<=t; i++)
    {
        vector<int>v;
        v.clear();

        for (int j=1; j<=n; j++)
        {
            int x;
            in >> x;

            v.push_back(x);
        }

        sort(v.begin(), v.end());

        st1.insert(v);
    }

    for (int i=1; i<=u; i++)
    {
        vector<int>v;
        v.clear();

        for (int j=1; j<=n; j++)
        {
            int x;
            in >> x;
            v.push_back(x);
        }

        sort(v.begin(), v.end());

        st2.insert(v);

    }

    if (st1 == st2)
        out << "DA\n";
    else
        out << "NU\n";
}

int main()
{
    while (in >> n >> t >> u)
        solve();

    return 0;
}