monoids/min_count.hpp

• View this file on GitHub
• Last update: 2019-12-27 19:16:13+09:00
• Include: #include "monoids/min_count.hpp"

Required by

• monoids/plus_min_count_action.hpp

Code

#pragma once
#include <limits>
#include <utility>

template <class T>
struct min_count_monoid {
    typedef std::pair<T, int> value_type;
    value_type unit() const {
        return std::make_pair(std::numeric_limits<T>::max(), 0);
    }
    value_type mult(value_type a, value_type b) const {
        if (a.first < b.first) return a;
        if (a.first > b.first) return b;
        return std::make_pair(a.first, a.second + b.second);
    }
    static value_type make(T a) {
        return std::make_pair(a, 1);
    }
};

#line 2 "monoids/min_count.hpp"
#include <limits>
#include <utility>

template <class T>
struct min_count_monoid {
    typedef std::pair<T, int> value_type;
    value_type unit() const {
        return std::make_pair(std::numeric_limits<T>::max(), 0);
    }
    value_type mult(value_type a, value_type b) const {
        if (a.first < b.first) return a;
        if (a.first > b.first) return b;
        return std::make_pair(a.first, a.second + b.second);
    }
    static value_type make(T a) {
        return std::make_pair(a, 1);
    }
};

Back to top page