test/yosupo/inverse_matrix.squarematrix.test.cpp

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Last update: 2024-05-24 00:56:59+09:00
Problem: https://judge.yosupo.jp/problem/inverse_matrix

Depends on

Square Matrix (src/matrix/SquareMatrix.hpp)

Code

#define PROBLEM "https://judge.yosupo.jp/problem/inverse_matrix"

#include <iostream>
#include "atcoder/modint"
#include "matrix/SquareMatrix.hpp"

using mint = atcoder::modint998244353;
constexpr int MAX = 1 << 9;

int main() {
    std::cin.tie(0);
    std::ios::sync_with_stdio(false);
    int N;
    std::cin >> N;
    SquareMatrix<mint, MAX> A;
    for (int i = 0; i < MAX; i++) A[i][i] = 1;
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < N; j++) {
            int val;
            std::cin >> val;
            A[i][j] = val;
        }
    }

    if (A.det() == 0) {
        std::cout << -1 << '\n';
        return 0;
    }
    auto B = A.inv();
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < N; j++) {
            std::cout << B[i][j].val() << (j + 1 == N ? '\n' : ' ');
        }
    }
    return 0;
}

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
    bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
                   ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
    bundler.update(path)
    ~~~~~~~~~~~~~~^^^^^^
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 401, in update
    self.update(self._resolve(pathlib.Path(included), included_from=path))
                ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/hostedtoolcache/Python/3.13.3/x64/lib/python3.13/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 260, in _resolve
    raise BundleErrorAt(path, -1, "no such header")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: atcoder/modint: line -1: no such header