結果
| 問題 |
No.2744 Power! or +1
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2024-04-21 09:31:21 |
| 言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 1,322 ms / 3,000 ms |
| コード長 | 3,483 bytes |
| コンパイル時間 | 3,423 ms |
| コンパイル使用メモリ | 258,484 KB |
| 実行使用メモリ | 23,992 KB |
| 最終ジャッジ日時 | 2024-10-13 08:24:18 |
| 合計ジャッジ時間 | 8,149 ms |
|
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 |
|---|---|
| sample | AC * 2 |
| other | AC * 9 |
ソースコード
# include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ull = unsigned long long;
const double pi = acos(-1);
template<class T>constexpr T inf() { return ::std::numeric_limits<T>::max(); }
template<class T>constexpr T hinf() { return inf<T>() / 2; }
template <typename T_char>T_char TL(T_char cX) { return tolower(cX); }
template <typename T_char>T_char TU(T_char cX) { return toupper(cX); }
template<class T> bool chmin(T& a,T b) { if(a > b){a = b; return true;} return false; }
template<class T> bool chmax(T& a,T b) { if(a < b){a = b; return true;} return false; }
template<class T> bool is_sqare(T a) { if(floor(sqrt(a)) * floor(sqrt(a)) == a){ return true; }return false; }
int popcnt(unsigned long long n) { int cnt = 0; for (int i = 0; i < 64; i++)if ((n >> i) & 1)cnt++; return cnt; }
int d_sum(ll n) { int ret = 0; while (n > 0) { ret += n % 10; n /= 10; }return ret; }
int d_cnt(ll n) { int ret = 0; while (n > 0) { ret++; n /= 10; }return ret; }
ll gcd(ll a, ll b) { if (b == 0)return a; return gcd(b, a%b); };
ll lcm(ll a, ll b) { ll g = gcd(a, b); return a / g*b; };
template<class T> using dijk = priority_queue<T, vector<T>, greater<T>>;
# define all(qpqpq) (qpqpq).begin(),(qpqpq).end()
# define UNIQUE(wpwpw) (wpwpw).erase(unique(all((wpwpw))),(wpwpw).end())
# define LOWER(epepe) transform(all((epepe)),(epepe).begin(),TL<char>)
# define UPPER(rprpr) transform(all((rprpr)),(rprpr).begin(),TU<char>)
# define rep(i,upupu) for(ll i = 0, i##_len = (upupu);(i) < (i##_len);(i)++)
# define reps(i,opopo) for(ll i = 1, i##_len = (opopo);(i) <= (i##_len);(i)++)
# define len(x) ((ll)(x).size())
# define bit(n) (1LL << (n))
# define pb push_back
# define exists(c, e) ((c).find(e) != (c).end())
#ifdef LOCAL
# include "_debug_print.hpp"
# define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
# define debug(...) (static_cast<void>(0))
#endif
struct INIT{
INIT(){
std::ios::sync_with_stdio(false);
std::cin.tie(0);
cout << fixed << setprecision(20);
}
}INIT;
void solve(){
ll n, a, b, c;
cin >> n >> a >> b >> c;
vector<ll> fact(n);
fact[0] = fact[1] = 1;
int over_idx = -1;
for(int i = 2;i < n;i++){
fact[i] = i*fact[i-1];
if(over_idx == -1 && fact[i] >= n)over_idx = i;
fact[i] %= n;
}
vector<vector<ll>> dis(n, vector<ll>(2, hinf<ll>()));
dis[1][0] = 0;
dijk<pair<ll, pair<int, bool>>> pq;
pq.push({0, {1, false}});
while(not pq.empty()){
auto [cst, _p] = pq.top();
auto [p, flg] = _p;
pq.pop();
if(dis[p][flg] < cst)continue;
//debug(cst, p);
//sleep(1);
{
int q = (p+1);
bool over = flg;
if(q == n){
over = true;
q = 0;
}
if(chmin(dis[q][flg|over], dis[p][flg]+a)){
pq.push({dis[q][flg|over], {q, flg|over}});
}
}
{
ll b_cst = b;
ll q = p;
ll over = false;
while(true){
if(chmin(dis[q][flg|over], dis[p][flg]+b_cst)){
pq.push({dis[q][flg|over], {q, flg|over}});
}
if(b_cst>1e18/b)break;
b_cst *= b;
q *= p;
if(q >= n)over = true;
q %= n;
}
}
{
if(flg && chmin(dis[0][flg], dis[p][flg]+c)){
pq.push({dis[0][true], {0, true}});
}
bool over = (p >= over_idx);
if(chmin(dis[fact[p]][flg|over], dis[p][flg]+c)){
pq.push({dis[fact[p]][flg|over], {fact[p], flg|over}});
}
}
}
cout << min(dis[0][0], dis[0][1]) << endl;
}
int main(){
int t = 1;
//cin >> t;
while(t--)solve();
}