#include #define ADD(a, b) a = (a + ll(b)) % mod #define MUL(a, b) a = (a * ll(b)) % mod #define MAX(a, b) a = max(a, b) #define MIN(a, b) a = min(a, b) #define rep(i, a, b) for(int i = int(a); i < int(b); i++) #define rer(i, a, b) for(int i = int(a) - 1; i >= int(b); i--) #define all(a) (a).begin(), (a).end() #define sz(v) (int)(v).size() #define pb push_back #define sec second #define fst first #define debug(fmt, ...) Debug(__LINE__, ":", fmt, ##__VA_ARGS__) using namespace std; typedef long long ll; typedef unsigned long long ull; typedef pair pi; typedef pair pl; typedef pair ppi; typedef vector vi; typedef vector vl; typedef vector mat; typedef complex comp; void Debug() {cerr << '\n'; } templatevoid Debug(FIRST arg, REST... rest){ cerr<ostream& operator<<(ostream& out,const vector& v) { out<<"[";if(!v.empty()){rep(i,0,sz(v)-1)out<ostream& operator<<(ostream& out,const pair& v){ out<<"("<> N >> M; vector A(N, vl(M, 0)); vector ans(N, vl(M, 0)); rep(i, 0, N) { rep(j, 0, M) { cin >> A[i][j]; } } auto find_zero = [&](int x1, int y1, int x2, int y2) -> pi { rep(i, x1, x2) { rep(j, y1, y2) { if(A[i][j] == 0) { return pi(i, j); } } } return pi(-1, -1); }; pi p = find_zero(0, 0, N, M); if(p == pi(-1, -1)) { ll mul = 1; rep(i, 0, N) { rep(j, 0, M) { mul *= A[i][j]; mul %= mod; } } vector H(M, 1), V(N, 1); rep(i, 0, N) { rep(j, 0, M) { V[i] *= A[i][j]; V[i] %= mod; } V[i] = invf(V[i]); } rep(j, 0, M) { rep(i, 0, N) { H[j] *= A[i][j]; H[j] %= mod; } H[j] = invf(H[j]); } rep(i, 0, N) { rep(j, 0, M) { ans[i][j] = mul * V[i] % mod * H[j] % mod * A[i][j] % mod; } } // debug(ans); } else { int x = p.fst, y = p.sec; int v = -1, w = -1; //horizontal rep(j, 0, M) { rep(i, 0, N) { if(i == x) continue; if(A[i][j] == 0) { v = j; break; } } } if(v == -1) { ll mul = 1; rep(i, 0, N) { rep(j, 0, M) { if(i == x) continue; mul *= A[i][j]; mul %= mod; } } rep(j, 0, M) { ll iv = 1; rep(i, 0, N) { if(i == x) continue; iv *= A[i][j]; iv %= mod; } ans[x][j] = mul * invf(iv) % mod; } } else { ans[x][v] = 1; rep(i, 0, N) { rep(j, 0, M) { if(i == x || j == v) continue; ans[x][v] *= A[i][j]; ans[x][v] %= mod; } } } rep(i, 0, N) { rep(j, 0, M) { if(j == y) continue; if(A[i][j] == 0) { w = i; break; } } } if(w == -1) { ll mul = 1; rep(i, 0, N) { rep(j, 0, M) { if(j == y) continue; mul *= A[i][j]; mul %= mod; } } rep(i, 0, N) { ll iv = 1; rep(j, 0, M) { if(j == y) continue; iv *= A[i][j]; iv %= mod; } ans[i][y] = mul * invf(iv) % mod; } } else { ans[w][y] = 1; rep(i, 0, N) { rep(j, 0, M) { if(i == w || j == y) continue; ans[w][y] *= A[i][j]; ans[w][y] %= mod; } } } // debug(x, v, y, w, p); } int Q; cin >> Q; while(Q--) { int a, b; cin >> a >> b; a--; b--; cout << ans[a][b] << "\n"; } } uint32_t rd() { uint32_t res; #ifdef __MINGW32__ asm volatile("rdrand %0" :"=a"(res) ::"cc"); #else res = std::random_device()(); #endif return res; } int main() { #ifndef LOCAL ios::sync_with_stdio(false); cin.tie(0); #endif cout << fixed; cout.precision(20); cerr << fixed; cerr.precision(6); rng.seed(rd()); #ifdef LOCAL //freopen("in.txt", "wt", stdout); //for tester if(!freopen("in.txt", "rt", stdin)) return 1; #endif solve(); cerr << "Time: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n"; return 0; }