modint
(math/modint.hpp)

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• Last update: 2024-05-30 15:02:19+09:00
• Include: #include "math/modint.hpp"

概要

• ACL の modint + 入出力。

使い方

• ACL のドキュメントを参照。

Code

#pragma once
#include <atcoder/modint.hpp>
#include <iostream>
namespace atcoder {
template <typename T, typename std::enable_if_t<internal::is_modint<T>::value,
                                                std::nullptr_t> = nullptr>
std::istream& operator>>(std::istream& is, T& v) {
    long long x;
    is >> x;
    v = x;
    return is;
}
template <typename T, typename std::enable_if_t<internal::is_modint<T>::value,
                                                std::nullptr_t> = nullptr>
std::ostream& operator<<(std::ostream& os, const T& v) {
    os << v.val();
    return os;
}
}  // namespace atcoder

#line 2 "math/modint.hpp"
#include <atcoder/modint.hpp>
#include <iostream>
namespace atcoder {
template <typename T, typename std::enable_if_t<internal::is_modint<T>::value,
                                                std::nullptr_t> = nullptr>
std::istream& operator>>(std::istream& is, T& v) {
    long long x;
    is >> x;
    v = x;
    return is;
}
template <typename T, typename std::enable_if_t<internal::is_modint<T>::value,
                                                std::nullptr_t> = nullptr>
std::ostream& operator<<(std::ostream& os, const T& v) {
    os << v.val();
    return os;
}
}  // namespace atcoder

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