math/action/add_min.hpp

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Last update: 2025-04-06 13:01:12+09:00
Include: #include "math/action/add_min.hpp"

Depends on

Verified with

verify/unit_test/action.test.cpp

Code

#ifndef KK2_MATH_ACTION_ADD_MIN_HPP
#define KK2_MATH_ACTION_ADD_MIN_HPP 1

#include "../group/add.hpp"
#include "../monoid/min.hpp"

namespace kk2 {

namespace action {

template <class T, class Compare = std::less<T>> struct AddMin {
    using A = group::Add<T>;
    using S = monoid::Min<T, Compare>;

    inline static S act(A f, S x) { return x.is_unit ? x : S(x.a + f.a); }
};

} // namespace action

} // namespace kk2

#endif // KK2_MATH_ACTION_ADD_MIN_HPP

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