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 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; }