結果
問題 | No.1141 田グリッド |
ユーザー | omochana2 |
提出日時 | 2019-10-16 02:00:29 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 52 ms / 2,000 ms |
コード長 | 4,548 bytes |
コンパイル時間 | 1,664 ms |
コンパイル使用メモリ | 171,948 KB |
実行使用メモリ | 9,088 KB |
最終ジャッジ日時 | 2024-07-06 12:52:20 |
合計ジャッジ時間 | 5,410 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 3 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 3 ms
6,940 KB |
testcase_11 | AC | 3 ms
6,944 KB |
testcase_12 | AC | 3 ms
6,944 KB |
testcase_13 | AC | 41 ms
6,940 KB |
testcase_14 | AC | 52 ms
9,088 KB |
testcase_15 | AC | 29 ms
6,940 KB |
testcase_16 | AC | 30 ms
6,940 KB |
testcase_17 | AC | 29 ms
6,940 KB |
testcase_18 | AC | 28 ms
6,944 KB |
testcase_19 | AC | 28 ms
6,944 KB |
testcase_20 | AC | 28 ms
6,944 KB |
testcase_21 | AC | 30 ms
6,940 KB |
testcase_22 | AC | 30 ms
6,944 KB |
testcase_23 | AC | 30 ms
6,940 KB |
testcase_24 | AC | 29 ms
6,940 KB |
testcase_25 | AC | 29 ms
6,940 KB |
testcase_26 | AC | 29 ms
6,940 KB |
testcase_27 | AC | 29 ms
6,940 KB |
testcase_28 | AC | 29 ms
6,944 KB |
testcase_29 | AC | 28 ms
6,940 KB |
testcase_30 | AC | 28 ms
6,940 KB |
testcase_31 | AC | 28 ms
6,940 KB |
testcase_32 | AC | 28 ms
6,944 KB |
testcase_33 | AC | 29 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> #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<int, int> pi; typedef pair<ll, ll> pl; typedef pair<int, pi> ppi; typedef vector<int> vi; typedef vector<ll> vl; typedef vector<vl> mat; typedef complex<double> comp; void Debug() {cerr << '\n'; } template<class FIRST, class... REST>void Debug(FIRST arg, REST... rest){ cerr<<arg<<" ";Debug(rest...);} template<class T>ostream& operator<<(ostream& out,const vector<T>& v) { out<<"[";if(!v.empty()){rep(i,0,sz(v)-1)out<<v[i]<<", ";out<<v.back();}out<<"]";return out;} template<class S, class T>ostream& operator<<(ostream& out,const pair<S, T>& v){ out<<"("<<v.first<<", "<<v.second<<")";return out;} const int MAX_N = 500010; const int MAX_V = 100010; const double eps = 1e-6; const ll mod = 1000000007; const int inf = (1 << 30) - 1; const ll linf = 1LL << 60; const double PI = 3.14159265358979323846; mt19937 rng; //use it by rng() % mod, shuffle(all(vec), rng) /////////////////////////////////////////////////////////////////////////////////////////////////// ll mod_pow(ll a, ll n) { if(n == 0) return 1; ll res = mod_pow(a, n / 2); if(n % 2 == 0) return res * res % mod; else return a * res % mod * res % mod; } ll invf(ll a) { return mod_pow(a, mod - 2); } int N, M; void solve() { cin >> N >> M; vector<vl> A(N, vl(M, 0)); vector<vl> 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<ll> 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; }