verify/yosupo_ds/ds_potentiailized_uf_non_commutattive.test.cpp

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• Last update: 2025-04-17 11:43:05+09:00
• Problem: https://judge.yosupo.jp/problem/unionfind_with_potential_non_commutative_group

Depends on

• modint/modint.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_non_commutative_group" 

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

struct A {
    kk2::mint998 a00, a01, a10, a11;
    bool operator==(const A& r) const {
        return a00 == r.a00 && a01 == r.a01 && a10 == r.a10 && a11 == r.a11;
    }
};

A op(A l, A r) {
    return A{
        l.a00 * r.a00 + l.a01 * r.a10,
        l.a00 * r.a01 + l.a01 * r.a11,
        l.a10 * r.a00 + l.a11 * r.a10,
        l.a10 * r.a01 + l.a11 * r.a11
    };
}

A e() {
    return A{1, 0, 0, 1};
}

A inv(A a) {
    return A{a.a11, -a.a01, -a.a10, a.a00};
}

using Ab = kk2::EasyAbelianGroup<A, op, e, inv>;

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

    rep (i, q) {
        int type;
        kin >> type;
        if (type == 0) {
            int u, v;
            kin >> u >> v;
            A x;
            kin >> x.a00 >> x.a01 >> x.a10 >> x.a11;
            if (puf.same(v, u)) {
                kout << (puf.diff(v, u).val == x) << "\n";
            } else {
                kout << "1\n";
                puf.unite(v, u, x);
            }
        } else {
            int u, v;
            kin >> u >> v;
            if (!puf.same(v, u)) {
                kout << "-1\n";
            } else {
                A x = puf.diff(v, u).val;
                kout << x.a00 << " " << x.a01 << " " << x.a10 << " " << x.a11 << "\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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