verify/yosupo_graph/graph_cycle_detection.test.cpp

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• Last update: 2025-04-24 20:50:13+09:00
• Problem: https://judge.yosupo.jp/problem/cycle_detection_undirected

Depends on

• graph/cycle_detection.hpp
• graph/edge.hpp
• graph/static_graph.hpp
• template/constant.hpp
• template/fastio.hpp
• template/io_util.hpp
• template/macros.hpp
• template/template.hpp
• template/type_alias.hpp
• type_traits/integral.hpp
• type_traits/io.hpp

Code

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

#include "../../graph/static_graph.hpp"
#include "../../graph/cycle_detection.hpp"
#include "../../template/template.hpp"
using namespace std;

int main() {
    int n, m;
    kin >> n >> m;
    kk2::SAdjList g(n, m);
    g.input(kin);
    if (const auto res = kk2::cycle_detection(g); res) {
        kout << res->size() << '\n';
        kout << res->vertices << '\n';
        kout << res->edges << '\n';
    } else kout << -1 << '\n';

    return 0;
}

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.12.0/x64/lib/python3.12/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/3.12.0/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
    bundler.update(path)
  File "/opt/hostedtoolcache/Python/3.12.0/x64/lib/python3.12/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/3.12.0/x64/lib/python3.12/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/3.12.0/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 312, in update
    raise BundleErrorAt(path, i + 1, "#pragma once found in a non-first line")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: type_traits/io.hpp: line 4: #pragma once found in a non-first line

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