#include <bits/stdc++.h>
using namespace std;

int n, t, u;

struct State {
    set<vector<int> > s;
    void read(int n, int t) {
        int i, j;
        s.clear();
        vector<int> v;
        for (i = 1; i <= t; i++) {
            v.clear();
            for (j = 1; j <= n; j++) {
                int x;
                scanf("%d ", &x);
                if (x > 0)
                    v.push_back(x);
            }
            sort(v.begin(), v.end());
            s.insert(v);
        }
    }
};

int main() {
    freopen("amlei.in", "r", stdin);
    freopen("amlei.out", "w", stdout);
    while(scanf("%d %d %d", &n, &t, &u) == 3) {
        State x, y;
        x.read(n, t);
        y.read(n, u);
        if(x.s == y.s)
            printf("DA\n");
        else
            printf("NU\n");
    }
}