kpr/template/chmin_chmax.hpp

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• Last update: 2023-04-22 22:26:52+09:00
• Include: #include "kpr/template/chmin_chmax.hpp"

Required by

• kpr/all.hpp
• kpr/template/template.hpp

Code

#pragma once

namespace kpr {
    // assign min

    [[maybe_unused]] inline constexpr struct {
        template<class T, class U = T>
        constexpr bool operator ()(T& a, const U& b) const noexcept {
            if (a > b) {
                a = b;
                return true;
            }
            return false;
        }
    } chmin;

    // assign max

    [[maybe_unused]] inline constexpr struct {
        template<class T, class U = T>
        constexpr bool operator ()(T& a, const U& b) const noexcept {
            if (a < b) {
                a = b;
                return true;
            }
            return false;
        }
    } chmax;
} // namespace kpr

#line 2 "kpr/template/chmin_chmax.hpp"

namespace kpr {
    // assign min

    [[maybe_unused]] inline constexpr struct {
        template<class T, class U = T>
        constexpr bool operator ()(T& a, const U& b) const noexcept {
            if (a > b) {
                a = b;
                return true;
            }
            return false;
        }
    } chmin;

    // assign max

    [[maybe_unused]] inline constexpr struct {
        template<class T, class U = T>
        constexpr bool operator ()(T& a, const U& b) const noexcept {
            if (a < b) {
                a = b;
                return true;
            }
            return false;
        }
    } chmax;
} // namespace kpr

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