結果
| 問題 | No.314 ケンケンパ |
| ユーザー |
 firiexp
|
| 提出日時 | 2019-03-07 11:49:35 |
| 言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
| 結果 |
CE
(最新)
AC
(最初)
|
| 実行時間 | - |
| コード長 | 4,160 bytes |
| コンパイル時間 | 620 ms |
| コンパイル使用メモリ | 78,544 KB |
| 最終ジャッジ日時 | 2024-04-27 02:49:32 |
| 合計ジャッジ時間 | 1,071 ms |
|
ジャッジサーバーID （参考情報） |
judge4 / judge5 |
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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:17:39: error: '::numeric_limits' has not been declared
17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^~~~~~~~~~~~~~
main.cpp:17:55: error: expected primary-expression before '>' token
17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^
main.cpp:17:61: error: no matching function for call to 'max()'
17 | 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:17:61: note: candidate expects 2 arguments, 0 provided
17 | 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>
static const int MOD = 1000000007;
using ll = int64_t;
using u32 = uint32_t;
using namespace std;
template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
template<class T, T M = 1000000007>
struct modint{
T val;
modint(): val(0){}
explicit modint(int v): val(v) {}
explicit modint(ll t){val = t%M; if(val < 0) val += M;}
modint pow(ll k){
modint res(1), x(val);
while(k){
if(k&1) res *= x;
x *= x;
k >>= 1;
}
return res;
}
modint& operator=(int a){return (*this) = modint(a);}
modint inv() {return pow(M-2);}
modint& operator+=(modint a){ val += a.val; if(val >= M) val -= M; return *this;}
modint& operator-=(modint a){ val += M-a.val; if(val >= M) val -= M; return *this;}
modint& operator*=(modint a){ val = 1LL*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 val ? M-val : 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;}
};
#include <assert.h>
template<class T>
struct matrix {
vector<vector<T>> A;
matrix() = default;
matrix(size_t n, size_t m) : A(n, vector<T>(m)) {}
explicit matrix(size_t n) : A(n, vector<T> (n)) {};
size_t height() const { return (A.size()); }
size_t width() const { return (A[0].size()); }
const vector<T> &operator [] (int k) const { return A.at(k); }
vector<T> &operator[] (int k) { return A.at(k); }
static matrix I(size_t n){
matrix mat(n);
for (int i = 0; i < n; ++i) mat[i][i] = 1;
return mat;
}
matrix &operator+= (const matrix &B){
size_t h = height(), w = width();
assert(h == B.height() && w == B.width());
for (int i = 0; i < h; ++i) {
for (int j = 0; j < w; ++j) {
(*this)[i][j] += B[i][j];
}
}
}
matrix &operator-= (const matrix &B){
size_t h = height(), w = width();
assert(h == B.height() && w == B.width());
for (int i = 0; i < h; ++i) {
for (int j = 0; j < w; ++j) {
(*this)[i][j] -= B[i][j];
}
}
}
matrix &operator*=(const matrix &B)
{
size_t n = height(), m = B.width(), p = width();
assert(p == B.height());
matrix C (n, m);
for (int i = 0; i < n; ++i) {
for (int j = 0; j < m; ++j) {
for (int k = 0; k < p; ++k) {
C[i][j] = (C[i][j] + (*this)[i][k] * B[k][j]);
}
}
}
A.swap(C.A);
return (*this);
}
template <class U>
matrix &operator%= (const U &m){
for (int i = 0; i < height(); ++i) {
for (int j = 0; j < width(); ++j) {
(*this)[i][j] %= m;
}
}
}
matrix pow(ll n) const {
matrix a = (*this), res = I(height());
while(n > 0){
if(n & 1) res *= a;
a *= a;
n >>= 1;
}
return res;
}
matrix operator+(const matrix &A) const {return matrix(*this) += A;}
matrix operator-(const matrix &A) const {return matrix(*this) -= A;}
matrix operator*(const matrix &A) const {return matrix(*this) *= A;}
template <class U>
matrix operator%(const U &m) const {return matrix(*this) %= m;}
};
int main() {
int n;
cin >> n;
matrix<modint<int>> v(3);
v[0][1] = 1, v[1][0] = 1, v[1][2] = 1, v[2][0] = 1;
auto v2 = v.pow(n-1);
cout << (v2[0][0] + v2[1][0] + v2[2][0]).val << "\n";
return 0;
}