結果
| 問題 | No.1342 Calculation |
| ユーザー |
 r1933
|
| 提出日時 | 2021-01-16 14:30:44 |
| 言語 | C++17 (gcc 13.2.0 + boost 1.83.0) |
| 結果 |
AC
|
| 実行時間 | 1 ms / 2,000 ms |
| コード長 | 7,546 bytes |
| コンパイル時間 | 2,344 ms |
| コンパイル使用メモリ | 211,008 KB |
| 実行使用メモリ | 4,376 KB |
| 最終ジャッジ日時 | 2023-08-18 11:33:43 |
| 合計ジャッジ時間 | 2,989 ms |
|
ジャッジサーバーID （参考情報） |
judge15 / judge11 |
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ソースコード
#pragma GCC optimize("Ofast")
#include "bits/stdc++.h"
// Begin Header {{{
using namespace std;
#ifndef DEBUG
#define dump(...)
#endif
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define rep(i, b, e) for (intmax_t i = (b), i##_limit = (e); i < i##_limit; ++i)
#define repc(i, b, e) for (intmax_t i = (b), i##_limit = (e); i <= i##_limit; ++i)
#define repr(i, b, e) for (intmax_t i = (b), i##_limit = (e); i >= i##_limit; --i)
#define var(Type, ...) Type __VA_ARGS__; input(__VA_ARGS__)
constexpr size_t operator""_zu(unsigned long long value) { return value; };
constexpr intmax_t operator""_jd(unsigned long long value) { return value; };
constexpr uintmax_t operator""_ju(unsigned long long value) { return value; };
constexpr int INF = 0x3f3f3f3f;
constexpr intmax_t LINF = 0x3f3f3f3f3f3f3f3f_jd;
template <class T, class Compare = less<>>
using MaxHeap = priority_queue<T, vector<T>, Compare>;
template <class T, class Compare = greater<>>
using MinHeap = priority_queue<T, vector<T>, Compare>;
inline void input() {}
template <class Head, class... Tail>
inline void input(Head&& head, Tail&&... tail) {
cin >> head;
input(forward<Tail>(tail)...);
}
template <class Container, class Value = typename Container::value_type,
enable_if_t<!is_same<Container, string>::value, nullptr_t> = nullptr>
inline istream& operator>>(istream &is, Container &vs) {
for (auto &v: vs) is >> v;
return is;
}
inline void output() { cout << "\n"; }
template <class Head, class... Tail>
inline void output(Head&& head, Tail&&... tail) {
cout << head;
if (sizeof...(tail)) cout << " ";
output(forward<Tail>(tail)...);
}
template <class Container, class Value = typename Container::value_type,
enable_if_t<!is_same<Container, string>::value, nullptr_t> = nullptr>
inline ostream& operator<<(ostream &os, const Container &vs) {
static constexpr const char *delim[] = {" ", ""};
for (auto it = begin(vs); it != end(vs); ++it) {
os << delim[it == begin(vs)] << *it;
}
return os;
}
template <class Iterator>
inline void join(const Iterator &Begin, const Iterator &End, const string &delim = "\n", const string &last = "\n") {
for (auto it = Begin; it != End; ++it) {
cout << ((it == Begin) ? "" : delim) << *it;
}
cout << last;
}
template <class T>
inline vector<T> makeVector(const T &init_value, size_t sz) {
return vector<T>(sz, init_value);
}
template <class T, class... Args>
inline auto makeVector(const T &init_value, size_t sz, Args... args) {
return vector<decltype(makeVector<T>(init_value, args...))>(sz, makeVector<T>(init_value, args...));
}
template <class Func>
class FixPoint : Func {
public:
explicit constexpr FixPoint(Func&& f) noexcept : Func(forward<Func>(f)) {}
template <class... Args>
constexpr decltype(auto) operator()(Args&&... args) const {
return Func::operator()(*this, std::forward<Args>(args)...);
}
};
template <class Func>
static inline constexpr decltype(auto) makeFixPoint(Func&& f) noexcept {
return FixPoint<Func>{forward<Func>(f)};
}
template <class Container>
struct reverse_t {
Container &c;
reverse_t(Container &c) : c(c) {}
auto begin() { return c.rbegin(); }
auto end() { return c.rend(); }
};
template <class Container>
auto reversed(Container &c) {
return reverse_t<Container>(c);
}
template <class T>
inline bool chmax(T &a, const T &b) noexcept {
return b > a && (a = b, true);
}
template <class T>
inline bool chmin(T &a, const T &b) noexcept {
return b < a && (a = b, true);
}
template <class T>
inline T diff(const T &a, const T &b) noexcept {
return a < b ? b - a : a - b;
}
void operator|=(vector<bool>::reference lhs, const bool rhs) {
lhs = lhs | rhs;
}
void ioinit() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
cout << fixed << setprecision(10);
cerr << fixed << setprecision(10);
clog << fixed << setprecision(10);
}
// }}} End Header
// Fraction {{{
class Fraction {
private:
constexpr static inline intmax_t gcd(intmax_t a, intmax_t b) {
return b == 0 ? abs(a) : gcd(b, a % b);
}
public:
intmax_t numerator, denominator;
Fraction() {
numerator = 0;
denominator = 1;
}
Fraction(intmax_t n, intmax_t d) {
if (n == 0) {
numerator = 0;
denominator = 1;
} else {
int sign = ((n < 0) == (d < 0) ? 1 : -1);
n = abs(n), d = abs(d);
intmax_t g = gcd(n, d);
numerator = sign * n / g;
denominator = d / g;
}
}
operator intmax_t() { return numerator / denominator; }
operator double() { return (double) numerator / denominator; }
};
Fraction operator+(const Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.denominator + rhs.numerator * lhs.denominator,
lhs.denominator * rhs.denominator
);
return ret;
}
Fraction operator+=(Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.denominator + rhs.numerator * lhs.denominator,
lhs.denominator * rhs.denominator
);
lhs = ret;
return lhs;
}
Fraction operator-(const Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.denominator - rhs.numerator * lhs.denominator,
lhs.denominator * rhs.denominator
);
return ret;
}
Fraction operator-=(Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.denominator - rhs.numerator * lhs.denominator,
lhs.denominator * rhs.denominator
);
lhs = ret;
return lhs;
}
Fraction operator*(const Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.numerator,
lhs.denominator * rhs.denominator
);
return ret;
}
Fraction operator*=(Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.numerator,
lhs.denominator * rhs.denominator
);
lhs = ret;
return lhs;
}
Fraction operator/(const Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.denominator,
lhs.denominator * rhs.numerator
);
return ret;
}
Fraction operator/=(Fraction &lhs, const Fraction &rhs) {
Fraction ret
(lhs.numerator * rhs.denominator,
lhs.denominator * rhs.numerator
);
lhs = ret;
return lhs;
}
bool operator<(const Fraction &lhs, const Fraction &rhs) {
const intmax_t lhs_numerator = lhs.numerator * rhs.denominator;
const intmax_t rhs_numerator = rhs.numerator * lhs.denominator;
return lhs_numerator < rhs_numerator;
}
bool operator>(const Fraction &lhs, const Fraction &rhs) { return rhs < lhs; }
bool operator<=(const Fraction &lhs, const Fraction &rhs) { return !(lhs > rhs); }
bool operator>=(const Fraction &lhs, const Fraction &rhs) { return !(lhs < rhs); }
bool operator==(const Fraction &lhs, const Fraction &rhs) { return !(lhs < rhs) && !(lhs > rhs); }
bool operator!=(const Fraction &lhs, const Fraction &rhs) { return (lhs < rhs) || (lhs > rhs); }
ostream& operator<<(ostream &os, const Fraction &a) {
if (a.denominator == 1) {
os << a.numerator;
} else {
os << a.numerator << '/' << a.denominator;
}
return os;
}
// }}}
signed main() {
ioinit();
Fraction a(19, 47), b(28, 43);
dump((a + b) * Fraction(1, 27));
output(((a + b) * Fraction(1, 27)).numerator);
return 0;
}