結果

問題 No.2916 累進コスト最小化
ユーザー ecottea
提出日時 2024-10-04 23:01:49
言語 C++17(gcc12)
(gcc 12.3.0 + boost 1.87.0)
結果
TLE  
実行時間 -
コード長 10,403 bytes
コンパイル時間 26,333 ms
コンパイル使用メモリ 361,472 KB
最終ジャッジ日時 2025-02-24 15:34:58
ジャッジサーバーID
(参考情報)
judge1 / judge1
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other TLE * 1 -- * 33
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ソースコード

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プレゼンテーションモードにする

// QCFium
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#ifndef HIDDEN_IN_VS //
//
#define _CRT_SECURE_NO_WARNINGS
//
#include <bits/stdc++.h>
using namespace std;
//
using ll = long long; using ull = unsigned long long; // -2^63 2^63 = 9e18int -2^31 2^31 = 2e9
using pii = pair<int, int>; using pll = pair<ll, ll>; using pil = pair<int, ll>; using pli = pair<ll, int>;
using vi = vector<int>; using vvi = vector<vi>; using vvvi = vector<vvi>; using vvvvi = vector<vvvi>;
using vl = vector<ll>; using vvl = vector<vl>; using vvvl = vector<vvl>; using vvvvl = vector<vvvl>;
using vb = vector<bool>; using vvb = vector<vb>; using vvvb = vector<vvb>;
using vc = vector<char>; using vvc = vector<vc>; using vvvc = vector<vvc>;
using vd = vector<double>; using vvd = vector<vd>; using vvvd = vector<vvd>;
template <class T> using priority_queue_rev = priority_queue<T, vector<T>, greater<T>>;
using Graph = vvi;
//
const double PI = acos(-1);
int DX[4] = { 1, 0, -1, 0 }; // 4
int DY[4] = { 0, 1, 0, -1 };
int INF = 1001001001; ll INFL = 4004004003094073385LL; // (int)INFL = INF, (int)(-INFL) = -INF;
//
struct fast_io { fast_io() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(18); } } fastIOtmp;
//
#define all(a) (a).begin(), (a).end()
#define sz(x) ((int)(x).size())
#define lbpos(a, x) (int)distance((a).begin(), std::lower_bound(all(a), (x)))
#define ubpos(a, x) (int)distance((a).begin(), std::upper_bound(all(a), (x)))
#define Yes(b) {cout << ((b) ? "Yes\n" : "No\n");}
#define rep(i, n) for(int i = 0, i##_len = int(n); i < i##_len; ++i) // 0 n-1
#define repi(i, s, t) for(int i = int(s), i##_end = int(t); i <= i##_end; ++i) // s t
#define repir(i, s, t) for(int i = int(s), i##_end = int(t); i >= i##_end; --i) // s t
#define repe(v, a) for(const auto& v : (a)) // a
#define repea(v, a) for(auto& v : (a)) // a
#define repb(set, d) for(int set = 0, set##_ub = 1 << int(d); set < set##_ub; ++set) // d
#define repis(i, set) for(int i = lsb(set), bset##i = set; i < 32; bset##i -= 1 << i, i = lsb(bset##i)) // set
#define repp(a) sort(all(a)); for(bool a##_perm = true; a##_perm; a##_perm = next_permutation(all(a))) // a
#define uniq(a) {sort(all(a)); (a).erase(unique(all(a)), (a).end());} //
#define EXIT(a) {cout << (a) << endl; exit(0);} //
#define inQ(x, y, u, l, d, r) ((u) <= (x) && (l) <= (y) && (x) < (d) && (y) < (r)) //
//
template <class T> inline ll powi(T n, int k) { ll v = 1; rep(i, k) v *= n; return v; }
template <class T> inline bool chmax(T& M, const T& x) { if (M < x) { M = x; return true; } return false; } // true
    
template <class T> inline bool chmin(T& m, const T& x) { if (m > x) { m = x; return true; } return false; } // true
    
template <class T> inline T getb(T set, int i) { return (set >> i) & T(1); }
template <class T> inline T smod(T n, T m) { n %= m; if (n < 0) n += m; return n; } // mod
//
template <class T, class U> inline istream& operator>>(istream& is, pair<T, U>& p) { is >> p.first >> p.second; return is; }
template <class T> inline istream& operator>>(istream& is, vector<T>& v) { repea(x, v) is >> x; return is; }
template <class T> inline vector<T>& operator--(vector<T>& v) { repea(x, v) --x; return v; }
template <class T> inline vector<T>& operator++(vector<T>& v) { repea(x, v) ++x; return v; }
#endif //
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#ifdef _MSC_VER
#include "localACL.hpp"
#endif
//using mint = modint1000000007;
using mint = modint998244353;
//using mint = static_modint<100>;
//using mint = modint; // mint::set_mod(m);
namespace atcoder {
inline istream& operator>>(istream& is, mint& x) { ll x_; is >> x_; x = x_; return is; }
inline ostream& operator<<(ostream& os, const mint& x) { os << x.val(); return os; }
}
using vm = vector<mint>; using vvm = vector<vm>; using vvvm = vector<vvm>; using vvvvm = vector<vvvm>; using pim = pair<int, mint>;
#endif
#ifdef _MSC_VER // Visual Studio
#include "local.hpp"
#else // gcc
inline int popcount(int n) { return __builtin_popcount(n); }
inline int popcount(ll n) { return __builtin_popcountll(n); }
inline int lsb(int n) { return n != 0 ? __builtin_ctz(n) : 32; }
inline int lsb(ll n) { return n != 0 ? __builtin_ctzll(n) : 64; }
template <size_t N> inline int lsb(const bitset<N>& b) { return b._Find_first(); }
inline int msb(int n) { return n != 0 ? (31 - __builtin_clz(n)) : -1; }
inline int msb(ll n) { return n != 0 ? (63 - __builtin_clzll(n)) : -1; }
#define dump(...)
#define dumpel(...)
#define dump_list(v)
#define dump_mat(v)
#define input_from_file(f)
#define output_to_file(f)
#define Assert(b) { if (!(b)) { vc MLE(1<<30); EXIT(MLE.back()); } } // RE MLE
#endif
// C
void TLE() {
int n, m; int C;
cin >> n >> m >> C;
vvi r(n, vi(n, -1)), w(n, vi(n, -1));
rep(j, m) {
int u, v, R, W;
cin >> u >> v >> R >> W;
u--; v--;
r[u][v] = r[v][u] = R;
w[u][v] = w[v][u] = W;
}
vi p(n - 2);
iota(all(p), 1);
repi(c0, 1, C) {
int res = -1;
repp(p) {
int c = c0;
vi v{ 0 };
repe(x, p) v.push_back(x);
v.push_back(n - 1);
dump("-------- v:", v, "-----------");
rep(i, n - 1) {
int a = v[i];
int b = v[i + 1];
if (r[a][b] == -1) {
c = -1;
break;
}
c -= (c / r[a][b] + w[a][b]);
}
dump(c);
chmax(res, c);
}
cout << res << "\n"; // ?
}
}
//DAGO((n + m) q / 64)
/*
* DAG g j∈[0..q)
* u[j] v[j]
*/
vb reachability_DAG(const Graph& g, const vi& u, const vi& v) {
// verify : https://atcoder.jp/contests/typical90/tasks/typical90_bg
//
// bool DP 64
//
// bitset n MLE
int n = sz(g), q = sz(u);
vb res(q);
int j = 0;
while (j < q) {
// dp[i] : i 64
vector<ull> dp(n);
// u[j] 1
int b = 0;
for (; b < 64; ) {
dp[u[j]] += 1ULL << (b++);
if (++j == q) break;
}
// DP 64
rep(s, n) repe(t, g[s]) dp[t] |= dp[s];
//
rep(b2, b) {
int j2 = j - (b - b2);
res[j2] = getb(dp[v[j2]], b2);
}
}
return res;
}
//O(O(okQ) log max|ok[i] - ng[i]|)
/*
* i=[0..q) ok[i] ng[i]
* ok[i][ng[i]] OK[NG]
* okQ okQ(mid, res) mid[i] res[i]
*/
void parallel_binary_search(vi& ok, vi& ng, const function<void(const vi&, vb&)>& okQ) {
// : https://betrue12.hateblo.jp/entry/2019/08/14/152227
// verify : https://yukicoder.me/problems/no/1982
//使
// 調
// O(N Q) Union-Find
// O(N) Q
// O(log Q) O(N log Q)
//
// 使
int q = sz(ok); //
vi mid(q); vb res(q);
while (true) {
bool update = false; //
// ok ng mid
rep(i, q) {
if (abs(ok[i] - ng[i]) <= 1) continue;
update = true;
mid[i] = (ok[i] + ng[i]) / 2;
}
//
if (!update) break;
// mid ok ng
okQ(mid, res);
// ok ng
rep(i, q) {
if (res[i]) ok[i] = mid[i];
else ng[i] = mid[i];
}
}
/* okQ
function<void(const vi&, vb&)> okQ = [&](const vi& mid, vb& res) {
// mid mid → id
vvi mid_to_id(T);
rep(id, q) mid_to_id[mid[id]].push_back(id);
//
//
rep(t, T) {
// t
// mid = t
repe(id, mid_to_id[t]) res[id] = (seg.get(I[id]) >= x[id]);
}
};
*/
}
int main() {
// input_from_file("input.txt");
// output_to_file("output.txt");
// TLE(); return 0;
int n, m; int C;
cin >> n >> m >> C;
vvi r(n, vi(n, -1)), w(n, vi(n, -1));
rep(j, m) {
int u, v, R, W;
cin >> u >> v >> R >> W;
u--; v--;
r[u][v] = r[v][u] = R;
w[u][v] = w[v][u] = W;
}
Graph g(n* (C + 1)); int W = C + 1;
rep(u, n) rep(v, n) {
if (r[u][v] == -1) continue;
repi(c, 1, C) {
int nc = c - (c / r[u][v] + w[u][v]);
if (nc >= 0) g[u * W + c].push_back(v * W + nc);
}
}
dumpel(g);
function<void(const vi&, vb&)> okQ = [&](const vi& mid, vb& res) {
vi from(C), to(C);
repi(cs, 1, C) {
from[cs - 1] = (0 * W + cs);
to[cs - 1] = ((n - 1) * W + mid[cs - 1]);
}
res = reachability_DAG(g, from, to);
dump(res);
};
vi ok(C, -1), ng(C, C + 1);
parallel_binary_search(ok, ng, okQ);
rep(c, C) cout << ok[c] << "\n";
}
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