test/yosupo-two-edge-connected-components.test.cpp

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• Last update: 2024-10-04 14:05:18+02:00
• Problem: https://judge.yosupo.jp/problem/two_edge_connected_components

Depends on

• graph/connected-components/two-edge-connected-components.hpp
• graph/graph-template.hpp
• graph/others/low-link.hpp

Code

#define PROBLEM "https://judge.yosupo.jp/problem/two_edge_connected_components"
#include <bits/stdc++.h>

#include "../graph/connected-components/two-edge-connected-components.hpp"

using namespace std;

#ifdef LOCAL
#include "copypaste/debug.h"
#else
#define debug(...) 42
#endif

#define endl '\n'

struct fast_ios {
    fast_ios() {
        cin.tie(nullptr);
        ios::sync_with_stdio(false);
        cout << fixed << setprecision(10);
    };
} fast_ios_;

int main() {
#ifdef LOCAL
    freopen("./data.in", "r", stdin);
#endif
    int n, m;
    cin >> n >> m;
    TwoEdgeConnectedComponents<int> g(n);
    g.read(m, 0);

    g.build();

    auto &group = g.group;
    cout << group.size() << endl;
    for (auto &p : group) {
        cout << p.size();
        for (auto &u : p) {
            cout << ' ' << u;
        }
        cout << endl;
    }
    return 0;
}

Traceback (most recent call last):
  File "/opt/hostedtoolcache/Python/3.12.6/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/3.12.6/x64/lib/python3.12/site-packages/onlinejudge_verify/languages/cplusplus.py", line 187, in bundle
    bundler.update(path)
  File "/opt/hostedtoolcache/Python/3.12.6/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/3.12.6/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: graph/connected-components/two-edge-connected-components.hpp: line 4: #pragma once found in a non-first line

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