結果
問題 | No.2500 Products in a Range |
ユーザー | Aoxiang Cui |
提出日時 | 2023-10-13 21:11:37 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 4,445 bytes |
コンパイル時間 | 1,453 ms |
コンパイル使用メモリ | 137,348 KB |
実行使用メモリ | 13,880 KB |
最終ジャッジ日時 | 2024-09-15 16:42:51 |
合計ジャッジ時間 | 5,194 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 |
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testcase_00 | AC | 2 ms
13,880 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 66 ms
6,940 KB |
testcase_03 | AC | 3 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 14 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | TLE | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
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testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
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testcase_24 | -- | - |
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testcase_34 | -- | - |
testcase_35 | -- | - |
testcase_36 | -- | - |
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testcase_49 | -- | - |
testcase_50 | -- | - |
testcase_51 | -- | - |
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testcase_54 | -- | - |
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testcase_56 | -- | - |
testcase_57 | -- | - |
testcase_58 | -- | - |
testcase_59 | -- | - |
testcase_60 | -- | - |
ソースコード
#define LOCAL #define _USE_MATH_DEFINES #include <array> #include <cassert> #include <cstdio> #include <cstring> #include <iostream> #include <iomanip> #include <string> #include <sstream> #include <vector> #include <queue> #include <stack> #include <list> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <algorithm> #include <complex> #include <cmath> #include <numeric> #include <bitset> #include <functional> #include <random> #include <ctime> using namespace std; template <typename A, typename B> ostream& operator <<(ostream& out, const pair<A, B>& a) { out << "(" << a.first << "," << a.second << ")"; return out; } template <typename T, size_t N> ostream& operator <<(ostream& out, const array<T, N>& a) { out << "["; bool first = true; for (auto& v : a) { out << (first ? "" : ", "); out << v; first = 0;} out << "]"; return out; } template <typename T> ostream& operator <<(ostream& out, const vector<T>& a) { out << "["; bool first = true; for (auto v : a) { out << (first ? "" : ", "); out << v; first = 0;} out << "]"; return out; } template <typename T, class Cmp> ostream& operator <<(ostream& out, const set<T, Cmp>& a) { out << "{"; bool first = true; for (auto& v : a) { out << (first ? "" : ", "); out << v; first = 0;} out << "}"; return out; } template <typename T, class Cmp> ostream& operator <<(ostream& out, const multiset<T, Cmp>& a) { out << "{"; bool first = true; for (auto& v : a) { out << (first ? "" : ", "); out << v; first = 0;} out << "}"; return out; } template <typename U, typename T, class Cmp> ostream& operator <<(ostream& out, const map<U, T, Cmp>& a) { out << "{"; bool first = true; for (auto& p : a) { out << (first ? "" : ", "); out << p.first << ":" << p.second; first = 0;} out << "}"; return out; } #ifdef LOCAL #define trace(...) __f(#__VA_ARGS__, __VA_ARGS__) #else #define trace(...) 42 #endif template <typename Arg1> void __f(const char* name, Arg1&& arg1){ cerr << name << ": " << arg1 << endl; } template <typename Arg1, typename... Args> void __f(const char* names, Arg1&& arg1, Args&&... args){ const char* comma = strchr(names + 1, ','); cerr.write(names, comma - names) << ": " << arg1 << " |"; __f(comma + 1, args...); } template <class T> auto vect(const T& v, int n) { return vector<T>(n, v); } template <class T, class... D> auto vect(const T& v, int n, D... m) { return vector<decltype(vect(v, m...))>(n, vect(v, m...)); } using int64 = long long; using int128 = __int128_t; using ii = pair<int, int>; #define SZ(x) (int)((x).size()) template <typename T> static constexpr T inf = numeric_limits<T>::max() / 2; const int MOD = 1e9 + 7; // const int MOD = 998244353; mt19937_64 mrand(random_device{}()); int64 rnd(int64 x) { return mrand() % x; } constexpr inline int lg2(int64 x) { return x == 0 ? -1 : sizeof(int64) * 8 - 1 - __builtin_clzll(x); } constexpr inline int64 p2ceil(int64 x) { return 1LL << (lg2(x - 1) + 1); } template <class T> void out(const vector<T>& a) { for (int i = 0; i < SZ(a); ++i) cout << a[i] << " \n"[i + 1 == SZ(a)]; } template <class T> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; } template <class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; } template <class T> void dedup(vector<T>& v) { sort(v.begin(), v.end()); v.erase(unique(v.begin(), v.end()), v.end()); } inline void add_mod(int& x, int y) { x += y; if (x >= MOD) x -= MOD; } inline void sub_mod(int& x, int y) { x += MOD - y; if (x >= MOD) x -= MOD; } inline int mod(int x) { return x >= MOD ? x - MOD : x; } struct fast_ios { fast_ios() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(10); }; } fast_ios_; int main() { int64 n, L, R; cin >> n >> L >> R; vector<int64> a(n); for (int i = 0; i < n; ++i) cin >> a[i]; sort(a.begin(), a.end()); int ret = 1; auto check = [&](int u, int v) { for (int i = u; i < v; ++i) { for (int j = i + 1; j < v; ++j) { if (a[i] * a[j] < L || a[i] * a[j] > R) return 0; } } return 1; }; // trace(a); for (int i = 0; i < n; ++i) { int low = i + 1, high = n; while (low != high) { int mid = (low + high + 1) / 2; if (!check(i, mid)) { high = mid - 1; } else { low = mid; } } // trace(i, high); ckmax(ret, high - i); } cout << ret << '\n'; return 0; }