結果

問題 No.675 ドットちゃんたち
コンテスト
ユーザー firiexp
提出日時 2019-12-31 23:17:36
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 3,710 bytes
コンパイル時間 648 ms
コンパイル使用メモリ 88,584 KB
最終ジャッジ日時 2024-11-14 22:00:35
合計ジャッジ時間 1,876 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge3
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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。

コンパイルメッセージ
main.cpp: In instantiation of 'struct SquareMatrix<SemiRing, 3>':
main.cpp:112:25:   required from here
main.cpp:26:9: error: 'SquareMatrix<H, SIZE>::A' has incomplete type
   26 |     mat A;
      |         ^
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_map.h:63,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/map:61,
                 from main.cpp:5:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/tuple:1595:45: note: declaration of 'using mat = struct std::array<std::array<int, 3>, 3>' {aka 'struct std::array<std::array<int, 3>, 3>'}
 1595 |   template<typename _Tp, size_t _Nm> struct array;
      |                                             ^~~~~
main.cpp: In function 'int main()':
main.cpp:119:20: error: no match for 'operator[]' (operand types are 'SquareMatrix<SemiRing, 3>::ar' {aka 'std::array<int, 3>'} and 'int')
  119 |             v[i][2][0] = d;
      |                    ^
main.cpp:123:20: error: no match for 'operator[]' (operand types are 'SquareMatrix<SemiRing, 3>::ar' {aka 'std::array<int, 3>'} and 'int')
  123 |             v[i][2][1] = d;
      |                    ^
main.cpp:125:20: error: no match for 'operator[]' (operand types are 'SquareMatrix<SemiRing, 3>::ar' {aka 'std::array<int, 3>'} and 'int')
  125 |             v[i][0][0] = 0; v[i][1][0] = 1;
      |                    ^
main.cpp:125:36: error: no match for 'operator[]' (operand types are 'SquareMatrix<SemiRing, 3>::ar' {aka 'std::array<int, 3>'} and 'int')
  125 |             v[i][0][0] = 0; v[i][1][0] = 1;
      |                                    ^
main.cpp:126:20: error: no match for 'operator[]' (operand types are 'SquareMatrix<SemiRing, 3>::ar' {aka 'std::array<int, 3>'} and 'int')
  126 |             v[i][0][1] = -1, v[i][1][1] = 0;
      |                    ^
main.cpp:126:37: error: no match for 'operator[]' (operand types are 'SquareMatrix<SemiRing, 3>::ar' {aka 'std::array<

ソースコード

diff # 

#include <limits>
#include <iostream>
#include <algorithm>
#include <iomanip>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <numeric>
#include <bitset>
#include <cmath>

static const int MOD = 1000000007;
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<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 j = 0; j < SIZE; ++j) {
                for (int k = 0; k < SIZE; ++k) {
                    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 = int;
    static T mul(T x, T y){ return x * y; }
    static void add(T &x, T y){ x += y; }
    static T one(){ return 1.0; }
    static T zero(){ return 0.0; }
};

using ar = array<SemiRing::T, 3>;
using mat = SquareMatrix<SemiRing, 3>;

int main() {
    int n, x, y;
    cin >> n >> x >> y;
    vector<mat> v(n, mat::I());
    for (int i = 0; i < n; ++i) {
        int k;
        scanf("%d", &k);
        if(k == 1){
            int d;
            scanf("%d", &d);
            v[i][2][0] = d;
        }else if(k == 2){
            int d;
            scanf("%d", &d);
            v[i][2][1] = d;
        }else {
            v[i][0][0] = 0; v[i][1][0] = 1;
            v[i][0][1] = -1, v[i][1][1] = 0;
        }
    }
    for (int i = n-2; i >= 0; --i) {
        v[i] *= v[i+1];
    }
    for (int i = 0; i < n; ++i) {
        printf("%d %d\n", x*v[i][0][0]+y*v[i][1][0]+v[i][2][0],
                               x*v[i][0][1]+y*v[i][1][1]+v[i][2][1]);
    }
    return 0;
}
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