結果

問題 No.1464 Number Conversion
ユーザー scol_kpscol_kp
提出日時 2021-04-02 22:01:57
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 3,618 bytes
コンパイル時間 1,992 ms
コンパイル使用メモリ 195,992 KB
最終ジャッジ日時 2025-01-20 09:17:07
ジャッジサーバーID
(参考情報)
judge3 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other AC * 29
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
#define FASTIO
using namespace std;
using ll = long long;
using Vi = std::vector<int>;
using Vl = std::vector<ll>;
using Pii = std::pair<int, int>;
using Pll = std::pair<ll, ll>;
constexpr int I_INF = std::numeric_limits<int>::max();
constexpr ll L_INF = std::numeric_limits<ll>::max();
template <typename T1, typename T2>
inline bool chmin(T1& a, const T2& b) {
if (a > b) {
a = b;
return true;
}
return false;
}
template <typename T1, typename T2>
inline bool chmax(T1& a, const T2& b) {
if (a < b) {
a = b;
return true;
}
return false;
}
template <std::ostream& os = std::cout>
class Prints {
private:
class __Prints {
public:
__Prints(const char* sep, const char* term) : sep(sep), term(term) {}
template <class... Args>
#if __cplusplus >= 201703L
auto operator()(const Args&... args) const -> decltype((os << ... << std::declval<Args>()), void()) {
#else
void operator()(const Args&... args) const {
#endif
print(args...);
}
template <typename T>
#if __cplusplus >= 201703L
auto pvec(const T& vec, size_t sz) const -> decltype(os << std::declval<decltype(std::declval<T>()[0])>(), void()) {
#else
void pvec(const T& vec, size_t sz) const {
#endif
for (size_t i = 0; i < sz; i++)
os << vec[i] << (i == sz - 1 ? term : sep);
}
template <typename T>
#if __cplusplus >= 201703L
auto pmat(const T& mat, size_t h, size_t w) const -> decltype(os << std::declval<decltype(std::declval<T>()[0][0])>(), void()) {
#else
void pmat(const T& mat, size_t h, size_t w) const {
#endif
for (size_t i = 0; i < h; i++)
for (size_t j = 0; j < w; j++)
os << mat[i][j] << (j == w - 1 ? term : sep);
}
private:
const char *sep, *term;
void print() const { os << term; }
void print_rest() const { os << term; }
template <class T, class... Tail>
void print(const T& head, const Tail&... tail) const { os << head, print_rest(tail...); }
template <class T, class... Tail>
void print_rest(const T& head, const Tail&... tail) const { os << sep << head, print_rest(tail...); }
};
public:
Prints() {}
__Prints operator()(const char* sep = " ", const char* term = "\n") const { return __Prints(sep, term); }
};
Prints<> prints;
Prints<std::cerr> prints_err;
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
void solve() {
string S;
cin >> S;
int N = (int)S.size();
string a, b;
{
int i = 0;
for (; i < N; i++) {
if (S[i] == '.') {
++i;
break;
}
a += S[i];
}
for (; i < N; i++) {
b += S[i];
}
}
if (b.empty()) b = "0";
ll q = 1;
for (ll i = 0; i < (ll)b.size(); i++) {
q *= 10;
}
ll p = stoll(a) * q + stoll(b);
ll g = gcd(p, q);
prints("")(p / g, "/", q / g);
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
int main() {
#ifdef FASTIO
std::cin.tie(nullptr), std::cout.tie(nullptr);
std::ios::sync_with_stdio(false);
#endif
#ifdef FILEINPUT
std::ifstream ifs("./in_out/input.txt");
std::cin.rdbuf(ifs.rdbuf());
#endif
#ifdef FILEOUTPUT
std::ofstream ofs("./in_out/output.txt");
std::cout.rdbuf(ofs.rdbuf());
#endif
std::cout << std::setprecision(18) << std::fixed;
solve();
std::cout << std::flush;
return 0;
}
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
0