verify/yosupo_graph/graph_shortest_path.test.cpp

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

Depends on

• graph/edge.hpp
• graph/graph.hpp
• graph/shortest_path/dijkstra.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/shortest_path"

#include "../../graph/graph.hpp"
#include "../../graph/shortest_path/dijkstra.hpp"
#include "../../template/template.hpp"
using namespace std;

int main() {
    int n, m, s, t;
    kin >> n >> m >> s >> t;
    kk2::DWAdjList<i64> g(n, m);
    g.input(kin);
    auto [dist, prev] = kk2::dijkstra(g, s);

    if (prev[t].to == -1) {
        kout << -1 << "\n";
        return 0;
    }

    std::vector<int> path;
    for (int now = t; now != -1; now = prev[now].to) path.emplace_back(now);

    kout << dist[t] << " " << path.size() - 1 << "\n";
    for (int i = path.size() - 1; i; --i) kout << path[i] << " " << path[i - 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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