結果
問題 | No.1917 LCMST |
ユーザー | haruki_K |
提出日時 | 2022-04-29 23:25:48 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 1,678 ms / 4,000 ms |
コード長 | 8,667 bytes |
コンパイル時間 | 2,803 ms |
コンパイル使用メモリ | 228,760 KB |
実行使用メモリ | 77,336 KB |
最終ジャッジ日時 | 2024-06-29 05:11:55 |
合計ジャッジ時間 | 36,124 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
01_ | AC * 6 |
other | AC * 39 |
ソースコード
// >>> TEMPLATES#include <bits/stdc++.h>using namespace std;using ll = long long;using ld = long double;using i32 = int32_t;using i64 = int64_t;using u32 = uint32_t;using u64 = uint64_t;#define int ll#define rep(i, n) for (int i = 0; i < (int)(n); i++)#define rep1(i, n) for (int i = 1; i <= (int)(n); i++)#define repR(i, n) for (int i = (int)(n)-1; i >= 0; i--)#define rep1R(i, n) for (int i = (int)(n); i >= 1; i--)#define loop(i, a, B) for (int i = a; i B; i++)#define loopR(i, a, B) for (int i = a; i B; i--)#define all(x) begin(x), end(x)#define allR(x) rbegin(x), rend(x)#define pb push_back#define eb emplace_back#define fst first#define snd secondtemplate <class Int> auto constexpr inf_ = numeric_limits<Int>::max()/2-1;auto constexpr INF32 = inf_<int32_t>;auto constexpr INF64 = inf_<int64_t>;auto constexpr INF = inf_<int>;#ifdef LOCAL#include "debug.hpp"#define oj_local(x, y) (y)#else#define dump(...) (void)(0)#define say(x) (void)(0)#define debug if (0)#define oj_local(x, y) (x)#endiftemplate <class T, class Comp> struct pque : priority_queue<T, vector<T>, Comp> { vector<T> &data() { return this->c; } void clear() { this->c.clear(); } };template <class T> using pque_max = pque<T, less<T>>;template <class T> using pque_min = pque<T, greater<T>>;template <class T, class = typename T::iterator, enable_if_t<!is_same<T, string>::value, int> = 0>ostream& operator<<(ostream& os, T const& a) { bool f = true; for (auto const& x : a) os << (f ? "" : " ") << x, f = false; return os; }template <class T, size_t N, enable_if_t<!is_same<T, char>::value, int> = 0>ostream& operator<<(ostream& os, const T (&a)[N]) { bool f = true; for (auto const& x : a) os << (f ? "" : " ") << x, f = false; return os; }template <class T, class = decltype(begin(declval<T&>())), class = typename enable_if<!is_same<T, string>::value>::type>istream& operator>>(istream& is, T &a) { for (auto& x : a) is >> x; return is; }template <class T, class S> ostream& operator<<(ostream& os, pair<T, S> const& p) { return os << p.first << " " << p.second; }template <class T, class S> istream& operator>>(istream& is, pair<T, S>& p) { return is >> p.first >> p.second; }struct IOSetup { IOSetup() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } iosetup;template <class F> struct FixPoint : private F {constexpr FixPoint(F&& f) : F(forward<F>(f)) {}template <class... T> constexpr auto operator()(T&&... x) const { return F::operator()(*this, forward<T>(x)...); }};struct MakeFixPoint { template <class F> constexpr auto operator|(F&& f) const { return FixPoint<F>(forward<F>(f)); } };#define MFP MakeFixPoint()|#define def(name, ...) auto name = MFP [&](auto &&name, __VA_ARGS__)template <class T, size_t d> struct vec_impl {using type = vector<typename vec_impl<T, d-1>::type>;template <class... U> static type make_v(size_t n, U&&... x) { return type(n, vec_impl<T, d-1>::make_v(forward<U>(x)...)); }};template <class T> struct vec_impl<T, 0> { using type = T; static type make_v(T const& x = {}) { return x; } };template <class T, size_t d = 1> using vec = typename vec_impl<T, d>::type;template <class T, size_t d = 1, class... Args> auto make_v(Args&&... args) { return vec_impl<T, d>::make_v(forward<Args>(args)...); }template <class T> void quit(T const& x) { cout << x << endl; exit(0); }template <class T, class U> constexpr bool chmin(T& x, U const& y) { if (x > (T)y) { x = (T)y; return true; } return false; }template <class T, class U> constexpr bool chmax(T& x, U const& y) { if (x < (T)y) { x = (T)y; return true; } return false; }template <class It> constexpr auto sumof(It b, It e) { return accumulate(b, e, typename iterator_traits<It>::value_type{}); }template <class T> int sz(T const& x) { return x.size(); }template <class C, class T> int lbd(C const& v, T const& x) { return lower_bound(begin(v), end(v), x)-begin(v); }template <class C, class T> int ubd(C const& v, T const& x) { return upper_bound(begin(v), end(v), x)-begin(v); }constexpr ll mod(ll x, ll m) { assert(m > 0); return (x %= m) < 0 ? x+m : x; }constexpr ll div_floor(ll x, ll y) { assert(y != 0); return x/y - ((x^y) < 0 and x%y); }constexpr ll div_ceil(ll x, ll y) { assert(y != 0); return x/y + ((x^y) > 0 and x%y); }constexpr int dx[] = { 1, 0, -1, 0, 1, -1, -1, 1 };constexpr int dy[] = { 0, 1, 0, -1, 1, 1, -1, -1 };constexpr int popcnt(ll x) { return __builtin_popcountll(x); }mt19937_64 seed_{random_device{}()};template <class Int> Int rand(Int a, Int b) { return uniform_int_distribution<Int>(a, b)(seed_); }i64 irand(i64 a, i64 b) { return rand<i64>(a, b); } // [a, b]u64 urand(u64 a, u64 b) { return rand<u64>(a, b); } //template <class It> void shuffle(It l, It r) { shuffle(l, r, seed_); }template <class V> V &operator--(V &v) { for (auto &x : v) --x; return v; }template <class V> V &operator++(V &v) { for (auto &x : v) ++x; return v; }bool next_product(vector<int> &v, int m) {repR (i, v.size()) if (++v[i] < m) return true; else v[i] = 0;return false;}bool next_product(vector<int> &v, vector<int> const& s) {repR (i, v.size()) if (++v[i] < s[i]) return true; else v[i] = 0;return false;}template <class vec> int sort_unique(vec &v) {sort(begin(v), end(v));v.erase(unique(begin(v), end(v)), end(v));return v.size();}template <class It> auto prefix_sum(It l, It r) {vector<typename It::value_type> s = { 0 };while (l != r) s.emplace_back(s.back() + *l++);return s;}template <class It> auto suffix_sum(It l, It r) {vector<typename It::value_type> s = { 0 };while (l != r) s.emplace_back(*--r + s.back());reverse(s.begin(), s.end());return s;}template <class T> T pop(vector<T> &a) { auto x = a.back(); a.pop_back(); return x; }template <class T, class V, class C> T pop(priority_queue<T, V, C> &a) { auto x = a.top(); a.pop(); return x; }template <class T> T pop(queue<T> &a) { auto x = a.front(); a.pop(); return x; }template <class T> T pop_front(deque<T> &a) { auto x = a.front(); a.pop_front(); return x; }template <class T> T pop_back(deque<T> &a) { auto x = a.back(); a.pop_back(); return x; }template <class T> T pop_front(set<T> &a) { auto x = *a.begin(); a.erase(a.begin()); return x; }template <class T> T pop_back(set<T> &a) { auto it = prev(a.end()); auto x = *it; a.erase(it); return x; }template <class T> T pop_front(multiset<T> &a) { auto it = a.begin(); auto x = *it; a.erase(it); return x; }template <class T> T pop_back(multiset<T> &a) { auto it = prev(a.end()); auto x = *it; a.erase(it); return x; }// <<<vector<int> divisors(int n) {assert(n > 0);static vector<int> a;a.clear();const uint64_t m = n;uint64_t x = 1;for ( ; x*x < m; x++) if (m % uint32_t(x) == 0) a.push_back(x);const auto s = a.size();if (x*x == m) a.push_back(x);a.reserve(a.size()+s);rep (i, s) a.push_back(m/(uint32_t)a[s-1-i]);return a;}int32_t main() {int n; cin >> n;vector<int> a(n); cin >> a;int ans = 0;{sort(all(a));vector<int> b;for (int x : a) {if (b.size() and b.back() == x) {ans += x;} else {b.eb(x);}}swap(a, b);n = a.size();dump(n, a);}const int MAX = 1e5 + 10;vector<vector<int>> ds(MAX+1);rep (i, n) ds[a[i]] = divisors(a[i]);vector<int> mi(MAX+1, INF);vector<multiset<int>> st(MAX+1);set<pair<int, int>> S; // cost, arep (i, n) {for (int d : ds[a[i]]) {st[d].insert(a[i]);}}auto gen = [&](int d) -> pair<int, int> {if (st[d].size()) {int top = *begin(st[d]);assert(mi[d] < INF);int cost = mi[d] * top / d;return { cost, top };} else {return { INF, INF };}};rep1 (d, MAX) {auto it = st[d].find(a[0]);if (it == st[d].end()) continue;st[d].erase(it);mi[d] = a[0];S.emplace(gen(d));}// int ans = 0;rep (i, n-1) {auto it = S.begin();assert(it != S.end());auto [cost, val] = *it;dump(i, cost, val);ans += cost;for (int d : ds[val]) {assert(st[d].size());if (mi[d] < INF) S.erase(gen(d));auto jt = st[d].find(val);assert(jt != st[d].end());st[d].erase(jt);chmin(mi[d], val);S.emplace(gen(d));}}cout << ans << '\n';}