group/monoid/monoid-reverse.hpp

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• Last update: 2024-06-16 02:15:01+07:00
• Include: #include "group/monoid/monoid-reverse.hpp"

Verified with

• verify/yosupo/data-structure/vertex_set_path_composite.test.cpp

Code

#pragma once

/**
 * Author: Teetat T.
 * Date: 2024-06-16
 * Description: Monoid Reverse class.
 */

template<class Monoid>
struct MonoidReverse{
    using value_type = typename Monoid::value_type;
    static constexpr value_type op(const value_type &x,const value_type &y){return Monoid::op(y,x);}
    static constexpr value_type unit(){return Monoid::unit();}
};

#line 2 "group/monoid/monoid-reverse.hpp"

/**
 * Author: Teetat T.
 * Date: 2024-06-16
 * Description: Monoid Reverse class.
 */

template<class Monoid>
struct MonoidReverse{
    using value_type = typename Monoid::value_type;
    static constexpr value_type op(const value_type &x,const value_type &y){return Monoid::op(y,x);}
    static constexpr value_type unit(){return Monoid::unit();}
};

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