verify/yosupo_ds/ds_potentialized_unionfind.test.cpp

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• Last update: 2025-06-04 11:53:52+09:00
• Problem: https://judge.yosupo.jp/problem/unionfind_with_potential

Depends on

• modint/mont.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
• unionfind/potentialized.hpp

Code

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

#include "../../modint/mont.hpp"
#include "../../template/template.hpp"
#include "../../unionfind/potentialized.hpp"
using namespace std;

int main() {
    int n, q;
    kin >> n >> q;
    kk2::PotentializedUnionFind<kk2::mont998> puf(n);

    rep (q) {
        int t;
        kin >> t;
        if (t == 0) {
            int u, v;
            kk2::mont998 w;
            kin >> u >> v >> w;
            if (puf.same(v, u)) {
                kout << (puf.diff(v, u) == w) << "\n";
            } else {
                kout << "1\n";
                puf.unite(v, u, w);
            }
        }
        if (t == 1) {
            int u, v;
            kin >> u >> v;
            if (puf.same(v, u)) {
                kout << puf.diff(v, u) << "\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/integral.hpp: line 4: #pragma once found in a non-first line

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