#include <bits/stdc++.h>
#ifdef LOCAL
#include <debug.hpp>
#else
#define debug(...) void(0)
#endif

#include "string/RollingHash2D.hpp"

using namespace std;

typedef long long ll;
#define all(x) begin(x), end(x)
constexpr int INF = (1 << 30) - 1;
constexpr long long IINF = (1LL << 60) - 1;
constexpr int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};

template <class T> istream& operator>>(istream& is, vector<T>& v) {
    for (auto& x : v) is >> x;
    return is;
}

template <class T> ostream& operator<<(ostream& os, const vector<T>& v) {
    auto sep = "";
    for (const auto& x : v) os << exchange(sep, " ") << x;
    return os;
}

template <class T, class U = T> bool chmin(T& x, U&& y) { return y < x and (x = forward<U>(y), true); }

template <class T, class U = T> bool chmax(T& x, U&& y) { return x < y and (x = forward<U>(y), true); }

template <class T> void mkuni(vector<T>& v) {
    sort(begin(v), end(v));
    v.erase(unique(begin(v), end(v)), end(v));
}

template <class T> int lwb(const vector<T>& v, const T& x) { return lower_bound(begin(v), end(v), x) - begin(v); }

const int MAX = 16, ROW = 3, COL = 4;

int ctoi(char c) { return isdigit(c) ? c - '0' : 10 + c - 'A'; }

char itoc(int n) { return n < 10 ? '0' + n : 'A' + (n - 10); }

int htoi(const string& s) { return ctoi(s[0]) * MAX + ctoi(s[1]); }

string itoh(int n) {
    string res = "";
    return res + itoc(n / MAX) + itoc(n % MAX);
}

void solve1() {
    int r, c;
    cin >> r >> c;
    vector S(r, vector<string>(c));
    cin >> S;

    vector<string> ans;
    ans.emplace_back(itoh(r / (MAX * MAX)));
    ans.emplace_back(itoh(r % (MAX * MAX)));
    ans.emplace_back(itoh(c / (MAX * MAX)));
    ans.emplace_back(itoh(c % (MAX * MAX)));
    for (int i = 0; i < r; i += ROW) {
        for (int j = 0; j < c; j += COL) {
            ans.emplace_back(S[i][j]);
        }
    }
    cout << ans.size() << '\n';
    cout << ans << '\n';
}

void solve2() {
    int m;
    cin >> m;
    vector<string> S(m);
    cin >> S;

    int r = htoi(S[0]) * (MAX * MAX) + htoi(S[1]);
    int c = htoi(S[2]) * (MAX * MAX) + htoi(S[3]);
    vector<vector<int>> mass;
    for (int i = 0, cur = 4; i < r; i += ROW) {
        vector<int> tmp;
        for (int j = 0; j < c; j += COL) {
            tmp.emplace_back(htoi(S[cur++]));
        }
        mass.emplace_back(tmp);
    }
    RollingHash2D RH;
    auto hashes = RH.build(mass);
    map<pair<int, int>, map<uint64_t, pair<int, int>>> mp;
    auto calc = [&](int x, int y) {
        map<uint64_t, pair<int, int>> res;
        for (int i = 0; i + x <= int(mass.size()); i++) {
            for (int j = 0; j + y <= int(mass[0].size()); j++) {
                res[RH.query(hashes, i, i + x, j, j + y).val()] = {i * ROW, j * COL};
            }
        }
        mp[{x, y}] = res;
    };
    auto check = [&](int x, int y, uint64_t val) -> pair<int, int> {
        if (not mp.count({x, y})) calc(x, y);
        return mp[{x, y}].count(val) ? mp[{x, y}][val] : make_pair(-1, -1);
    };
    int q;
    cin >> q;
    for (; q--;) {
        int h, w;
        cin >> h >> w;
        vector target(h, vector<int>(w));
        for (int i = 0; i < h; i++) {
            for (int j = 0; j < w; j++) {
                string tmp;
                cin >> tmp;
                target[i][j] = htoi(tmp);
            }
        }
        int ansx = -1, ansy = -1;
        for (int i = 0; i < ROW; i++) {
            for (int j = 0; j < COL; j++) {
                int cr = 0, cc = 0;
                for (int k = i; k < h; k += ROW) cr++;
                for (int k = j; k < w; k += COL) cc++;
                vector<vector<int>> base;
                for (int k = i; k < h; k += ROW) {
                    vector<int> tmp;
                    for (int l = j; l < w; l += COL) {
                        tmp.emplace_back(target[k][l]);
                    }
                    base.emplace_back(tmp);
                }
                auto res = check(cr, cc, RH.get(base).val());
                if (res.first != -1) ansx = res.first - i, ansy = res.second - j;
            }
        }
        cout << ansx + 1 << ' ' << ansy + 1 << '\n';
    }
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    string op;
    cin >> op;
    if (op == "message")
        solve1();
    else
        solve2();
    return 0;
}

answer.code:8:10: fatal error: string/RollingHash2D.hpp: No such file or directory
    8 | #include "string/RollingHash2D.hpp"
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.