結果
問題 | No.1810 RGB Biscuits |
ユーザー | first_vil |
提出日時 | 2022-01-14 21:41:42 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 50 ms / 2,000 ms |
コード長 | 4,283 bytes |
コンパイル時間 | 2,376 ms |
コンパイル使用メモリ | 212,548 KB |
最終ジャッジ日時 | 2025-01-27 11:10:06 |
ジャッジサーバーID (参考情報) |
judge4 / judge4 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 20 |
ソースコード
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; template<class T> using V = vector<T>; using VI = V<int>; using VL = V<ll>; using VS = V<string>; template<class T> using PQ = priority_queue<T, V<T>, greater<T>>; using graph = V<VI>; template<class T> using w_graph = V<V<pair<int, T>>>; #define FOR(i,a,n) for(int i=(a);i<(n);++i) #define eFOR(i,a,n) for(int i=(a);i<=(n);++i) #define rFOR(i,a,n) for(int i=(n)-1;i>=(a);--i) #define erFOR(i,a,n) for(int i=(n);i>=(a);--i) #define all(a) a.begin(),a.end() #define rall(a) a.rbegin(),a.rend() #define inside(h,w,y,x) (unsigned(y)<h&&unsigned(x)<w) #ifdef _DEBUG #define line cout << "-----------------------------\n" #define stop system("pause") #endif constexpr ll INF = 1000000000; constexpr ll LLINF = 1LL << 61; constexpr ll mod = 1000000007; constexpr ll MOD = 998244353; constexpr ld eps = 1e-10; constexpr int dy[]{ -1,0,1,0 }, dx[]{ 0,1,0,-1 }; template<class T> inline bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; }return false; } template<class T> inline bool chmin(T& a, const T& b) { if (a > b) { a = b; return true; }return false; } inline void init() { cin.tie(nullptr); cout.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } template<class T> inline istream& operator>>(istream& is, V<T>& v) { for (auto& a : v)is >> a; return is; } template<class T, class U> inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; } template<class T> inline V<T> vec(size_t a) { return V<T>(a); } template<class T> inline V<T> defvec(T def, size_t a) { return V<T>(a, def); } template<class T, class... Ts> inline auto vec(size_t a, Ts... ts) { return V<decltype(vec<T>(ts...))>(a, vec<T>(ts...)); } template<class T, class... Ts> inline auto defvec(T def, size_t a, Ts... ts) { return V<decltype(defvec<T>(def, ts...))>(a, defvec<T>(def, ts...)); } template<class T> inline void print(const T& a) { cout << a << "\n"; } template<class T, class... Ts> inline void print(const T& a, const Ts&... ts) { cout << a << " "; print(ts...); } template<class T> inline void print(const V<T>& v) { for (int i = 0; i < v.size(); ++i)cout << v[i] << (i == v.size() - 1 ? "\n" : " "); } template<class T> inline void print(const V<V<T>>& v) { for (auto& a : v)print(a); } template<class T> inline constexpr const T cumsum(const V<T>& a, int l, int r) { return 0 <= l && l <= r && r < a.size() ? a[r] - (l == 0 ? 0 : a[l - 1]) : 0; }//[l,r] template<class T> inline constexpr const T min(const V<T>& v) { return *min_element(all(v)); } template<class T> inline constexpr const T max(const V<T>& v) { return *max_element(all(v)); } class matrix { int n, m; vector<vector<ll>> dat; public: matrix(const vector<vector<ll>>& _a) : dat(_a) { n = dat.size(), m = dat.front().size(); } matrix(const int& _n, const int& _m) : n(_n), m(_m) { dat = vec<ll>(n, m); } matrix() {} matrix operator*=(const matrix& a) { assert(m == a.n); matrix ret(vec<ll>(n, a.m)); FOR(i, 0, n)FOR(k, 0, m)FOR(j, 0, a.m) { ret[i][j] += dat[i][k] * a.dat[k][j] % mod; if (mod <= ret[i][j])ret[i][j] -= mod; else if (ret[i][j] < 0)ret[i][j] += mod; } return *this = ret; } matrix operator*(const matrix& a) { return matrix(*this) *= a; } matrix pow(ll k) const { assert(n == m); matrix ret(vec<ll>(n, n)), a(dat); FOR(i, 0, n)ret[i][i] = 1; for (; 0 < k; k >>= 1) { if (k & 1)ret *= a; a *= a; } return ret; } vector<ll>& operator[](int i) { return dat[i]; } }; int main() { init(); ll x, y; int n; cin >> x >> y >> n; while (n--) { ll t; cin >> t; matrix m1(V<VL>{ {1, 1, 0}, { 0,0,0 }, { 0,0,0 } }); matrix odd(V<VL>{ {1,0,x}, {0,1,y}, {0,0,1} }); matrix even(V<VL>{ {0,1,0}, {0,0,0}, {1,0,0} }); m1 *= (odd * even).pow(t / 2); if (t % 2)m1 *= odd; print((m1[0][0] + m1[0][1] + m1[0][2]) % mod); } return 0; }