結果
| 問題 | No.344 ある無理数の累乗 |
| ユーザー |
 firiexp
|
| 提出日時 | 2020-03-30 01:47:48 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
CE
(最新)
AC
(最初)
|
| 実行時間 | - |
| コード長 | 4,585 bytes |
| コンパイル時間 | 749 ms |
| コンパイル使用メモリ | 85,816 KB |
| 最終ジャッジ日時 | 2024-11-14 22:14:29 |
| 合計ジャッジ時間 | 1,333 ms |
|
ジャッジサーバーID （参考情報） |
judge4 / judge2 |
（要ログイン）
コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。（リジャッジ後のコンパイルエラーは公開されます）
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
main.cpp:18:39: error: '::numeric_limits' has not been declared
18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^~~~~~~~~~~~~~
main.cpp:18:55: error: expected primary-expression before '>' token
18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^
main.cpp:18:61: error: no matching function for call to 'max()'
18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ~~~~~^~
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/string:50,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/locale_classes.h:40,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/ios_base.h:41,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ios:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:38,
from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/iostream:39,
from main.cpp:1:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
254 | max(const _Tp& __a, const _Tp& __b)
| ^~~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note: template argument deduction/substitution failed:
main.cpp:18:61: note: candidate expects 2 arguments, 0 provided
18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ~~~~~^~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:300:5: note: candidate: 'templat
ソースコード
#include <iostream>#include <algorithm>#include <iomanip>#include <map>#include <set>#include <queue>#include <stack>#include <numeric>#include <bitset>#include <cmath>static const int MOD = 1000;using ll = long long;using u32 = unsigned;using u64 = unsigned long long;using namespace std;template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;template<u32 M = 1000000007>struct modint{u32 val;modint(): val(0){}template<typename T>modint(T t){t %= (T)M; if(t < 0) t += (T)M; val = t;}modint pow(ll k) const {modint res(1), x(val);while(k){if(k&1) res *= x;x *= x;k >>= 1;}return res;}template<typename T>modint& operator=(T t){t %= (T)M; if(t < 0) t += (T)M; val = t; return *this;}modint inv() const {return pow(M-2);}modint& operator+=(modint a){val += a.val; if(val >= M) val -= M; return *this;}modint& operator-=(modint a){if(val < a.val) val += M-a.val; else val -= a.val; return *this;}modint& operator*=(modint a){val = (u64)val*a.val%M; return *this;}modint& operator/=(modint a){return (*this) *= a.inv();}modint operator+(modint a) const {return modint(val) +=a;}modint operator-(modint a) const {return modint(val) -=a;}modint operator*(modint a) const {return modint(val) *=a;}modint operator/(modint a) const {return modint(val) /=a;}modint operator-(){return modint(M-val);}bool operator==(const modint a) const {return val == a.val;}bool operator!=(const modint a) const {return val != a.val;}bool operator<(const modint a) const {return val < a.val;}};using mint = modint<MOD>;template<class H, size_t SIZE>struct SquareMatrix {using T = typename H::T;using ar = array<T, SIZE>;using mat = array<ar, SIZE>;mat A;SquareMatrix() = default;static SquareMatrix I(){SquareMatrix X{};for (int i = 0; i < SIZE; ++i) {for (int j = 0; j < SIZE; ++j) {if(i == j) X[i][j] = H::one();else X[i][j] = H::zero();}}return X;}friend ar operator*=(ar &x, const SquareMatrix &Y) {ar ans{};for (int i = 0; i < SIZE; ++i) {for (int j = 0; j < SIZE; ++j) {H::add(ans[j], H::mul(x[i], Y[i][j]));}}x.swap(ans);return x;}friend ar operator*(ar x, const SquareMatrix &Y) { return x *= Y; }inline const ar &operator[](int k) const{ return (A.at(k)); }inline ar &operator[](int k) { return (A.at(k)); }SquareMatrix &operator+= (const SquareMatrix &B){for (int i = 0; i < SIZE; ++i) {for (int j = 0; j < SIZE; ++j) {H::add((*this)[i][j], B[i][j]);}}return (*this);}SquareMatrix &operator-= (const SquareMatrix &B){for (int i = 0; i < SIZE; ++i) {for (int j = 0; j < SIZE; ++j) {H::add((*this)[i][j], -B[i][j]);}}return (*this);}SquareMatrix &operator*=(const SquareMatrix &B) {SquareMatrix C{};for (int i = 0; i < SIZE; ++i) {for (int k = 0; k < SIZE; ++k) {for (int j = 0; j < SIZE; ++j) {H::add(C[i][j], H::mul((*this)[i][k], B[k][j]));}}}A.swap(C.A);return (*this);}SquareMatrix pow(ll n) const {SquareMatrix a = (*this), res = I();while(n > 0){if(n & 1) res *= a;a *= a;n >>= 1;}return res;}SquareMatrix operator+(const SquareMatrix &B) const {return SquareMatrix(*this) += B;}SquareMatrix operator-(const SquareMatrix &B) const {return SquareMatrix(*this) -= B;}SquareMatrix operator*(const SquareMatrix &B) const {return SquareMatrix(*this) *= B;}};struct SemiRing {using T = mint;static inline T mul(T x, T y){ return x * y; }static inline void add(T &x, T y){ x += y; }static inline T one(){ return {1}; }static inline T zero(){ return {0}; }};using ar = array<SemiRing::T, 2>;using mat = SquareMatrix<SemiRing, 2>;int main() {int n;cin >> n;if(!n){puts("1");return 0;}ar x{1, 0};mat A;A[0][0] = 1; A[0][1] = 1;A[1][0] = 3; A[1][1] = 1;x *= A.pow(n);printf("%d\n", (x[0]+x[0] - mint(1-(n&1))).val);return 0;}