グラフ - 強連結成分分解のテスト
(tests/graph.connected_components.strongly_connected_components.test.cpp)

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• Last update: 2026-01-21 11:49:22+09:00
• Problem: https://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=GRL_3_C

Depends on

• 辺 (library/graph/base/edge.hpp)
• グラフ (library/graph/base/graph.hpp)
• 強連結成分分解(Tarjan) (library/graph/connected_components/strongly_connected_components.hpp)
• テンプレート (template/template.hpp)

Code

#define PROBLEM                                                                \
    "https://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=GRL_3_C"
#include "template/template.hpp"
#include "library/graph/connected_components/strongly_connected_components.hpp"
/**
 * @brief グラフ - 強連結成分分解のテスト
 */
void solve() {
    int V, E;
    cin >> V >> E;
    Graph G(V);
    G.read(E, 0, false, true);
    auto [groups, ids] = scc(G);
    int Q;
    cin >> Q;
    while (Q--) {
        int u, v;
        cin >> u >> v;
        print(ids[u] == ids[v] ? "1" : "0");
    }
}

Traceback (most recent call last):
  File "/home/runner/.local/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 "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
    bundler.update(path)
  File "/home/runner/.local/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 "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus_bundle.py", line 400, in update
    raise BundleErrorAt(path, i + 1, "unable to process #include in #if / #ifdef / #ifndef other than include guards")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: template/template.hpp: line 7: unable to process #include in #if / #ifdef / #ifndef other than include guards

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