cpp/verify/tree_diameter.test.cpp

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• Last update: 2024-12-07 00:34:35+09:00
• Problem: https://judge.yosupo.jp/problem/tree_diameter

Depends on

• cpp/array/doubling.hpp
• cpp/graph/edge.hpp
• 共通ヘッダー (cpp/template/small_template.hpp)
• 全方位木DP (cpp/tree/tree.hpp)

Code

#define PROBLEM "https://judge.yosupo.jp/problem/tree_diameter"
#include "tree/tree.hpp"

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int N;
  cin >> N;
  vector<int> a(N - 1), b(N - 1);
  vector<ll> c(N - 1);
  for (int i = 0; i < N - 1; i++) {
    cin >> a[i] >> b[i] >> c[i];
  }
  Tree t(0, a, b, c);
  auto [df, dt, d] = t.diameter();
  auto path = t.path(df, dt);
  cout << d << ' ' << path.size() << '\n';
  for (int i = 0; i < (int)path.size(); i++) {
    cout << path[i] << " \n"[i + 1 == (int)path.size()];
  }
}

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 260, in _resolve
    raise BundleErrorAt(path, -1, "no such header")
onlinejudge_verify.languages.cplusplus_bundle.BundleErrorAt: tree/tree.hpp: line -1: no such header

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