結果
問題 | No.1464 Number Conversion |
ユーザー |
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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 |
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ファイルパターン | 結果 |
---|---|
other | AC * 29 |
ソースコード
#include <bits/stdc++.h>#define FASTIOusing 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 >= 201703Lauto operator()(const Args&... args) const -> decltype((os << ... << std::declval<Args>()), void()) {#elsevoid operator()(const Args&... args) const {#endifprint(args...);}template <typename T>#if __cplusplus >= 201703Lauto pvec(const T& vec, size_t sz) const -> decltype(os << std::declval<decltype(std::declval<T>()[0])>(), void()) {#elsevoid pvec(const T& vec, size_t sz) const {#endiffor (size_t i = 0; i < sz; i++)os << vec[i] << (i == sz - 1 ? term : sep);}template <typename T>#if __cplusplus >= 201703Lauto pmat(const T& mat, size_t h, size_t w) const -> decltype(os << std::declval<decltype(std::declval<T>()[0][0])>(), void()) {#elsevoid pmat(const T& mat, size_t h, size_t w) const {#endiffor (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 FASTIOstd::cin.tie(nullptr), std::cout.tie(nullptr);std::ios::sync_with_stdio(false);#endif#ifdef FILEINPUTstd::ifstream ifs("./in_out/input.txt");std::cin.rdbuf(ifs.rdbuf());#endif#ifdef FILEOUTPUTstd::ofstream ofs("./in_out/output.txt");std::cout.rdbuf(ofs.rdbuf());#endifstd::cout << std::setprecision(18) << std::fixed;solve();std::cout << std::flush;return 0;}