#include <bits/stdc++.h>
#define inf INT32_MAX / 2
using namespace std;

const int MN = 1e5 + 3;
int n, m, tot;
int rec[MN], siz[MN], nxr[MN], ans[MN];
set<int> st[MN];

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);

    cin >> n >> m;
    for (int i = 1; i <= n; i++) {
        st[0].insert(i);
        ans[i] = inf;
    }
    siz[0] = n;

    for (int i = 1, k; i <= m; i++) {
        cin >> k;
        vector<int> chg, clr;

        for (int j = 1, x; j <= k; j++) {
            cin >> x;
            if (!nxr[rec[x]]) nxr[rec[x]] = ++tot;

            siz[rec[x]]--;
            st[rec[x]].erase(x);
            chg.push_back(rec[x]);
            clr.push_back(rec[x]);

            siz[nxr[rec[x]]]++;
            st[nxr[rec[x]]].insert(x);
            chg.push_back(nxr[rec[x]]);
            rec[x] = nxr[rec[x]];
            // nxr[rec[x]] = 0;
        }
        for (int j : clr) nxr[j] = 0;
        for (int j : chg) {
            int x = *st[j].begin();
            if (siz[j] == 1) ans[x] = min(ans[x], i);
        }
    }

    for (int i = 1; i <= n; i++) cout << (ans[i] == inf ? 0 : ans[i]) << " ";
    return 0;
}