test/yosupo/matrix/matrix_product.test.cpp

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• Last update: 2025-05-21 23:13:24+09:00
• Problem: https://judge.yosupo.jp/problem/matrix_product

Depends on

• Montgomery modular multiplication (lib/internal/internal_math.hpp)
• 行列ライブラリ (lib/math/matrix.hpp)
• lib/math/modint.hpp

Code

// competitive-verifier: PROBLEM https://judge.yosupo.jp/problem/matrix_product
#include <iostream>
#include <vector>
#include "math/matrix.hpp"
#include "math/modint.hpp"

using Mint = modint998;

int main(void) {
    int n, m, k;
    std::cin >> n >> m >> k;
    std::vector a(n, std::vector(m, Mint())), b(m, std::vector(k, Mint()));
    for (auto &v : a) {
        for (auto &e : v) std::cin >> e;
    }
    for (auto &v : b) {
        for (auto &e : v) std::cin >> e;
    }
    Matrix<Mint> x(a), y(b);
    auto z = x * y;
    for (auto &&v : z) {
        for (int i = 0; i < (int)v.size(); ++i)
            std::cout << v[i] << (i == (int)v.size() - 1 ? '\n' : ' ');
    }

    return 0;
}

Traceback (most recent call last):
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj/resolver.py", line 291, in resolve
    bundled_code = language.bundle(path, basedir=basedir)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj/verify/languages/cplusplus.py", line 242, in bundle
    bundler.update(path)
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj/verify/languages/cplusplus_bundle.py", line 479, in update
    self._resolve(pathlib.Path(included), included_from=path)
  File "/home/runner/.local/lib/python3.12/site-packages/competitive_verifier/oj/verify/languages/cplusplus_bundle.py", line 286, in _resolve
    raise BundleErrorAt(path, -1, "no such header")
competitive_verifier.oj.verify.languages.cplusplus_bundle.BundleErrorAt: math/matrix.hpp: line -1: no such header

Test cases

Env	Name	Status	Elapsed	Memory
g++	example_00	AC	2 ms	4 MB
g++	example_01	AC	2 ms	4 MB
g++	example_02	AC	2 ms	4 MB
g++	max_random_00	AC	2410 ms	28 MB
g++	max_random_01	AC	2388 ms	28 MB
g++	max_random_02	AC	2385 ms	28 MB
g++	random_00	AC	1098 ms	17 MB
g++	random_01	AC	1036 ms	16 MB
g++	random_02	AC	820 ms	15 MB
g++	signed_overflow_00	AC	3 ms	4 MB
g++	small_00	AC	5 ms	4 MB
g++	small_01	AC	5 ms	4 MB
g++	small_02	AC	2 ms	3 MB
g++	small_03	AC	8 ms	4 MB
g++	small_04	AC	4 ms	4 MB
g++	small_05	AC	7 ms	4 MB
g++	small_06	AC	5 ms	4 MB
g++	small_07	AC	5 ms	4 MB
g++	small_08	AC	3 ms	4 MB
g++	small_09	AC	7 ms	4 MB
g++	unsigned_overflow_00	AC	2 ms	4 MB
g++	unsigned_overflow_01	AC	2 ms	4 MB

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