結果
問題 | No.787 Mice and Traitors(ネズミ達と裏切り者) |
ユーザー | Gosu_Hiroo |
提出日時 | 2020-06-30 01:23:24 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 7,262 bytes |
コンパイル時間 | 1,313 ms |
コンパイル使用メモリ | 168,548 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-19 06:11:33 |
合計ジャッジ時間 | 1,913 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 1 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 1 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,944 KB |
ソースコード
/** * code generated by JHelper * More info: https://github.com/AlexeyDmitriev/JHelper * @author */ #include <bits/stdc++.h> using namespace std; using ll = long long; //#pragma GCC optimize("O3") //#pragma GCC optimize("unroll-loops") #define VI vector<int> #define G(size_1) vector<vector<int>>(size_1, vector<int>()) #define SZ(x) ((int)(x).size()) #define READ ({int t;cin >> t;t;}) #define PII pair<int, int> #define FOR(i, _begin, _end) for (__typeof(_end) end = _end, begin = _begin, i = (begin) - ((begin) > (end)); i != (end) - ((begin) > (end)); i += 1 - 2 * ((begin) > (end))) #define REP(i, end) for (__typeof(end) i = 0, _len = (end); i < (_len); i += 1) #define ALL(x) (x).begin(),(x).end() #define F first #define S second #define y0 y3487465 #define y1 y8687969 #define j0 j1347829 #define j1 j234892 #define MOD(x, m) ((((x) % (m)) + (m)) % (m)) #define BIT(n) (1LL<<(n)) #define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() ); #define EB emplace_back #define PB push_back #define fcout cout << fixed << setprecision(12) #define fcerr cerr << fixed << setprecision(12) #define print(x) cout << (x) << endl #define fprint(x) cout << fixed << setprecision(12) << (x) << endl # define BYE(a) do { cout << (a) << endl; return ; } while (false) #ifdef DEBUG #define ERR(args...) { string _s = #args; replace(_s.begin(), _s.end(), ',', ' '); stringstream _ss(_s); istream_iterator<string> _it(_ss); _err(cerr,_it, args); } #define DBG(x) cerr << #x << " is " << x << endl; #else #define DBG(x) {}; #define ERR(args...) {}; #endif void _err(std::ostream& cerr,istream_iterator<string> it) {cerr << endl;} template<typename T, typename... Args> void _err(std::ostream& cerr, istream_iterator<string> it, T a, Args... args) { cerr << *it << " = " << a << " "; _err(cerr,++it, args...); } const double pi = 2 * acos(.0); const int inf = 0x3f3f3f3f; const ll mod = (ll) (1e9) + 7; template<class T>bool Chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool Chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } template <typename T> istream& operator >> (istream& is, vector<T>& V) { for(auto&& ele : V)is >> ele; return is; } template <typename T> ostream& operator << (ostream& os, const vector<T> V) { os << "["; int cnt = 0; T curr; if(!V.empty()){ for (int i = 0; i < V.size() - 1; ++i) { if(V[i] == curr)cnt ++; else cnt = 0; if(cnt == 4)os << "... "; if(cnt < 4) os << i << ":" << V[i] << " "; curr = V[i]; } os << V.size() - 1 << ":" << V.back(); } os << "]\n"; return os; } template <typename T, typename U> ostream& operator << (ostream& os, const pair<T,U> P) { os << "("; os << P.first << "," << P.second; os << ")"; return os; } template <typename T, typename U> ostream& operator << (ostream& os, const set<T,U> V) { os << "{"; if(!V.empty()){ auto it = V.begin(); for (int i = 0; i < V.size() -1; ++i) { os << *it << " "; it++; } os << *it; } os << "}\n"; return os; } template <typename K, typename H, typename P> ostream& operator << (ostream& os, const unordered_set<K, H, P> V) { os << "{"; if(!V.empty()){ auto it = V.begin(); for (int i = 0; i < V.size() -1; ++i) { os << *it << " "; it++; } os << *it; } os << "}\n"; return os; } template <typename K, typename C> ostream& operator << (ostream& os, const multiset<K, C> V) { os << "{"; if(!V.empty()){ auto it = V.begin(); for (int i = 0; i < V.size() -1; ++i) { os << *it << " "; it++; } os << *it; } os << "}"; return os; } template <typename K, typename T, typename C> ostream& operator << (ostream& os, const map<K,T,C> V) { os << "{"; if(!V.empty()){ auto it = V.begin(); for (int i = 0; i < V.size() -1; ++i) { os << "("; os << it->first << "," << it->second; os << ") "; it++; } os << "("; os << it->first << "," << it->second; os << ")"; } os << "}\n"; return os; } template <typename K, typename T, typename C> ostream& operator << (ostream& os, const unordered_map<K,T,C> V) { os << "{"; if(!V.empty()){ auto it = V.begin(); for (int i = 0; i < V.size() -1; ++i) { os << "("; os << it->first << "," << it->second; os << ") "; it++; } os << "("; os << it->first << "," << it->second; os << ")"; } os << "}\n"; return os; } template <typename T> ostream& operator << (ostream& os, const deque<T> V) { os << "["; if (!V.empty()) { for (int i = 0; i < V.size() - 1; ++i) { os << V[i] << "->"; } if (!V.empty())os << V.back(); } os << "]\n"; return os; }; template <typename T, typename Cont, typename Comp> ostream& operator << (ostream& os, const priority_queue<T, Cont, Comp> V) { priority_queue<T, Cont, Comp> _V = V; os << "["; if(!_V.empty()){ while(_V.size() > 1){ os << _V.top() << "->"; _V.pop(); } os << _V.top(); } os << "]\n"; return os; }; template <class F> struct y_combinator { F f; // the lambda will be stored here // a forwarding operator(): template <class... Args> decltype(auto) operator()(Args&&... args) const { // we pass ourselves to f, then the arguments. // the lambda should take the first argument as `auto&& recurse` or similar. return f(*this, std::forward<Args>(args)...); } }; // helper function that deduces the type of the lambda: template <class F> y_combinator<std::decay_t<F>> recursive(F&& f){ return {std::forward<F>(f)}; } struct hash_pair { template <class T1, class T2> size_t operator()(const pair<T1, T2>& p) const { auto hash1 = hash<T1>{}(p.first); auto hash2 = hash<T2>{}(p.second); return hash1 ^ hash2; } }; template <typename T, typename U> std::vector<T> multi_vector(int n, U v) { return std::vector<T>(n, v); } template <typename U, typename... Args> auto multi_vector(int n, Args... args) { auto val = multi_vector<U>(std::forward<Args>(args)...); return std::vector<decltype(val)>(n, std::move(val)); } class Task { public: ll power_mod(ll x, ll y, ll p) { if (y < 0)return 0; ll res = 1; x = x % p; while (y) { if (y & 1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return res; } void solve(std::istream& cin, std::ostream& cout, std::ostream& cerr) { double p, q;cin >> p >> q; p/=100, q/=100; fprint(100*p*q/(p*q + (1-p)*(1-q))); } }; #undef int int main() { Task solver; std::istream& in(std::cin); std::ostream& out(std::cout); std::ostringstream err; in.tie(0); ios::sync_with_stdio(0); solver.solve(in, out,err); return 0; }