結果
問題 |
No.1611 Minimum Multiple with Double Divisors
|
ユーザー |
|
提出日時 | 2024-06-12 01:03:31 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 411 ms / 2,000 ms |
コード長 | 2,128 bytes |
コンパイル時間 | 4,120 ms |
コンパイル使用メモリ | 149,236 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-12 01:03:45 |
合計ジャッジ時間 | 13,252 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 37 |
ソースコード
#include <algorithm> #include <cassert> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <iostream> #include <tuple> #include <vector> #include <map> #include <set> #include <queue> #include <ranges> #include <iomanip> using namespace std; using ll = long long; auto range(int n) { return views::iota(0, n); } template<class T, class U> ostream& operator<<(ostream& os, const pair<T, U>& p){ return os << "{" << p.first << ", " << p.second << "}"; } template<typename T> ostream& operator<<(ostream& os, const vector<T>& obj) { os << "{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T> ostream& operator<<(ostream& os, const set<T>& obj) { os << "set{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& obj) { os << "map{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } #ifdef ONLINE_JUDGE #define dump(expr) ; #else #define dump(expr) { cerr << "\033[33m#L" << __LINE__ << ": " << expr << "\033[39m" << endl; } #endif vector<ll> vp = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31}; ll prod(vector<ll> ve) { ll z = 1; for (auto e : ve) z *= e + 1; return z; } ll ans = 1LL << 60; bool go(vector<ll> ve, int idx, ll prod0, ll target) { ll curr = prod(ve); if (prod0 > 37) return false; if (curr > target) return false; if (idx == (int)vp.size()) { if (curr == target) { dump(ve << " " << prod0); ans = min(prod0, ans); } return true; } while (go(ve, idx + 1, prod0, target)) { ve[idx]++; prod0 *= vp[idx]; } return true; } map<ll, ll> seen; ll solve() { ll x; cin >> x; ll s = 1; vector<ll> ve; for (auto p : vp) { ll e = 0; for (ll y = x; y % p == 0; y /= p) e++, s *= p; ve.push_back(e); } ll t = 2 * prod(ve); ans = 1LL << 60; if (seen.count(s)) { ans = seen[s]; } else { go(ve, 0, 1, t); seen[s] = ans; } return x * ans; } int main() { cout << fixed << setprecision(12); int T; cin >> T; while (T--) cout << solve() << endl; }