結果
問題 | No.526 フィボナッチ数列の第N項をMで割った余りを求める |
ユーザー | Slephy |
提出日時 | 2022-10-04 13:11:14 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 7,176 bytes |
コンパイル時間 | 4,441 ms |
コンパイル使用メモリ | 272,552 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-09 11:35:24 |
合計ジャッジ時間 | 5,062 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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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
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 1 ms
5,376 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
ソースコード
// https://yukicoder.me/problems/no/526 //#define _GLIBCXX_DEBUG #include <bits/stdc++.h> using namespace std; #if __has_include(<atcoder/all>) #include <atcoder/all> using namespace atcoder; // using mint = modint1000000007; // using mint = modint998244353; using mint = modint; // const int MOD = mint::mod(); #endif #ifdef LOCAL_DEBUG #define cout cout<<' ' #endif using ll = long long; template <class T> using pqg = priority_queue<T, vector<T>, greater<T>>; // constexpr int MOD = (int)1e9 + 7; // constexpr int MOD = (int)998244353; constexpr int INF = (int)1e9 + 1001010; constexpr ll llINF = (ll)4e18 + 11000010; constexpr double PI = 3.14159265358979; constexpr double EPS = 1e-10; #define Isize(x) (int)(size(x)) #define ALL(x) (x).begin(),(x).end() #define RALL(x) (x).rbegin(),(x).rend() #define UNIQUE(x) (x).erase(unique(ALL(x)), (x).end()); #define endn "\n" #define SUM(v) accumulate(ALL(v), 0LL) #define MIN(v) *min_element(ALL(v)) #define MAX(v) *max_element(ALL(v)) #define popcount __builtin_popcount #define popcountll __builtin_popcountll template <class T> inline vector<vector<T>> vector2(const size_t &i, const size_t &j, const T &init = T()) { return vector<vector<T>>(i, vector<T>(j, init)); } template <class T> inline vector<vector<vector<T>>> vector3(const size_t &i, const size_t &j, const int &k, const T &init = T()) { return vector<vector<vector<T>>>(i, vector<vector<T>>(j, vector<T>(k, init))); } template <class T> inline vector<vector<vector<vector<T>>>> vector4(const size_t &i, const size_t &j, const size_t &k, const size_t &l, const T &init = T()) { return vector<vector<vector<vector<T>>>>(i, vector<vector<vector<T>>>(j, vector<vector<T>>(k, vector<T>(l, init)))); } const string VEC_ELEM_SEPARATION = " "; const string VEC_VEC_SEPARATION = endn; template<class T> istream & operator >> (istream &i, vector<T> &A) {for(auto &I : A) {i >> I;} return i;} template<class T> ostream & operator << (ostream &o, const vector<vector<T>> &A) {int i=A.size(); for(auto &I : A){o << I << (--i ? VEC_VEC_SEPARATION : "");} return o;} template<class T> ostream & operator << (ostream &o, const vector<T> &A) {int i=A.size(); for(auto &I : A){o << I << (--i ? VEC_ELEM_SEPARATION : "");} return o;} template<class T> ostream & operator << (ostream &o, const deque<T> &A) {int i=A.size(); for(auto &I : A){o << I << (--i ? VEC_ELEM_SEPARATION : "");} return o;} template<class T, class U> istream & operator >> (istream &i, pair<T,U> &A) {i >> A.first >> A.second; return i;} template<class T, class U> ostream & operator << (ostream &o, const pair<T,U> &A) {o << A.first << " " << A.second; return o;} template<class T, class U, class V> istream & operator >> (istream &i, tuple<T,U,V>&A) {i >> get<0>(A) >> get<1>(A) >> get<2>(A); return i;} template<class T, class U, class V> ostream & operator << (ostream &o, const tuple<T,U,V> &A) {o << get<0>(A) << " " << get<1>(A) << " " << get<2>(A); return o;} template<class T> vector<T>& operator ++(vector<T> &A) {for(auto &I : A) {I++;} return A;} template<class T> vector<T>& operator ++(vector<T> &A, int n) {for(auto &I : A) {I++;} return A;} template<class T> vector<T>& operator --(vector<T> &A) {for(auto &I : A) {I--;} return A;} template<class T> vector<T>& operator --(vector<T> &A, int n) {for(auto &I : A) {I--;} return A;} template<class T, class U> bool chmax(T &a, const U &b){return ((a < b) ? (a = b, true) : false);} template<class T, class U> bool chmin(T &a, const U &b){return ((a > b) ? (a = b, true) : false);} ll floor(ll a, ll b){assert(b != 0); return((a%b != 0 && ((a>0) != (b>0))) ? a/b-1 : a/b);} ll ceil (ll a, ll b){assert(b != 0); return((a%b != 0 && ((a>0) == (b>0))) ? a/b+1 : a/b);} ll gcd(ll a, ll b){return ((b==0) ? a : gcd(b, a%b));} ll lcm(ll a, ll b){return a / gcd(a,b) * b;} bool is_in(ll n, ll inf, ll sup){return(inf <= n && n <= sup);} // ================================== ここまでテンプレ ================================== template<class T> class Matrix{ public: // コンストラクタ Matrix(int h_, int w_, T init = T()) : h(h_), w(w_), mat(vector<vector<T>>(h_, vector<T>(w_, init))) {} Matrix(const vector<vector<T>> mat_) : h(mat_.size()), w(mat[0].size()), mat(mat_) {} Matrix(const Matrix<T> &mat_) : h(mat_.h), w(mat_.w), mat(mat_.mat) {} // 添え字演算子のオーバーロード vector<T>& operator [](int index){ assert(0 <= index && index < h); return mat[index]; } const vector<T> operator [](int index)const{ assert(0 <= index && index < h); return mat[index]; } // イテレータ auto begin() {return mat.begin();} auto end() {return mat.end();} // 入出力ストリーム friend istream & operator >> (istream &i, Matrix<T> &mat) {for(auto &I : mat) for(auto &J : I){i >> J;} return i;} friend ostream & operator << (ostream &o, const Matrix &A) {o << A.mat; return o;} // 単位行列 static Matrix<T> identity(unsigned int n){ Matrix<T> res(n, n, 0); for(int i=0; i<n; i++){ res[i][i] = 1; } return res; } static Matrix<T> identity(const Matrix<T> &mat_like){ assert(mat_like.h == mat_like.w); return Matrix<T>::identity(mat_like.h); } // 算術演算子のオーバーロード Matrix<T> operator +(const Matrix<T> &other) const { assert(h == other.h && w == other.w); Matrix<T> res(h, w); for (int i = 0; i < h; ++i){ for (int j = 0; j < w; ++j){ res[i][j] = mat[i][j] + other[i][j]; } } return res; } Matrix<T> operator -(const Matrix<T> &other) const { assert(h == other.h && w == other.w); Matrix<T> res(h, w); for (int i = 0; i < h; ++i){ for (int j = 0; j < w; ++j){ res[i][j] = mat[i][j] - other[i][j]; } } return res; } Matrix<T> operator *(const Matrix<T> &other) const { assert(w == other.h); Matrix<T> res(h, other.w); for (int i = 0; i < h; ++i){ for (int j = 0; j < other.w; ++j){ for (int k = 0; k < w; ++k){ res[i][j] += mat[i][k] * other[k][j]; } } } return res; } // 行列累乗 Matrix<T> pow(unsigned long long n) const{ assert(h == w); Matrix<T> res = Matrix<T>::identity(h); Matrix<T> tmp = *this; while(n > 0){ if(n & 1) res = res * tmp; tmp = tmp * tmp; n >>= 1; } return res; } // メンバ変数 private: vector<vector<T>> mat; public: int h, w; }; int main(){ ios::sync_with_stdio(false); cin.tie(nullptr); ll n, m; cin >> n >> m; n--; mint::set_mod(m); Matrix<mint> a({{0, 1}, {1, 1}}); // Matrix<mint> b = Matrix<mint>(vector<vector<mint>>{{0}, {1}}); Matrix<mint> b(vector<vector<mint>>{{0}, {1}}); auto p = a.pow(n); b = p * b; mint ans = b[0][0]; cout << ans.val() << endl; return 0; }