結果
問題 | No.913 木の燃やし方 |
ユーザー | yosupot |
提出日時 | 2019-10-18 22:27:00 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 5,833 bytes |
コンパイル時間 | 2,517 ms |
コンパイル使用メモリ | 215,748 KB |
実行使用メモリ | 19,296 KB |
最終ジャッジ日時 | 2024-06-25 17:33:16 |
合計ジャッジ時間 | 27,777 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 |
---|---|---|
testcase_00 | WA | - |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | AC | 770 ms
18,980 KB |
testcase_14 | AC | 736 ms
18,584 KB |
testcase_15 | AC | 732 ms
18,692 KB |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 748 ms
19,272 KB |
testcase_20 | AC | 727 ms
19,268 KB |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | AC | 736 ms
19,292 KB |
testcase_26 | AC | 800 ms
19,136 KB |
testcase_27 | AC | 783 ms
19,268 KB |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | AC | 756 ms
19,296 KB |
testcase_32 | AC | 762 ms
19,144 KB |
testcase_33 | AC | 757 ms
19,144 KB |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
ソースコード
//#pragma GCC optimize("Ofast") //#pragma GCC target("avx") //#undef LOCAL #include <bits/stdc++.h> using namespace std; using uint = unsigned int; using ll = long long; using ull = unsigned long long; constexpr ll TEN(int n) { return (n == 0) ? 1 : 10 * TEN(n - 1); } template <class T> using V = vector<T>; template <class T> using VV = V<V<T>>; #ifdef LOCAL struct PrettyOS { ostream& os; bool first; template <class T> auto operator<<(T&& x) { if (!first) os << ", "; first = false; os << x; return *this; } }; template <class... T> void dbg0(T&&... t) { (PrettyOS{cerr, true} << ... << t); } #define dbg(...) \ do { \ cerr << __LINE__ << " : " << #__VA_ARGS__ << " = "; \ dbg0(__VA_ARGS__); \ cerr << endl; \ } while (false); #else #define dbg(...) #endif template <class T, class U> ostream& operator<<(ostream& os, const pair<T, U>& p) { return os << "P(" << p.first << ", " << p.second << ")"; } template <class T> ostream& operator<<(ostream& os, const V<T>& v) { os << "["; for (auto d : v) os << d << ", "; return os << "]"; } template <class D, class L, class OpDD, class OpDL, class OpLL> struct SegTree { D e_d; L e_l; OpDD op_dd; OpDL op_dl; OpLL op_ll; int sz, lg; //(2^lgに拡張後の)サイズ, lg V<D> d; V<L> lz; SegTree(const V<D>& v, D _e_d, L _e_l, OpDD _op_dd, OpDL _op_dl, OpLL _op_ll) : e_d(_e_d), e_l(_e_l), op_dd(_op_dd), op_dl(_op_dl), op_ll(_op_ll) { int n = int(v.size()); lg = 1; while ((1 << lg) < n) lg++; sz = 1 << lg; d = V<D>(2 * sz, e_d); lz = V<L>(2 * sz, e_l); for (int i = 0; i < n; i++) d[sz + i] = v[i]; for (int i = sz - 1; i >= 0; i--) { update(i); } } void all_add(int k, L x) { d[k] = op_dl(d[k], x); lz[k] = op_ll(lz[k], x); } void push(int k) { all_add(2 * k, lz[k]); all_add(2 * k + 1, lz[k]); lz[k] = e_l; } void update(int k) { d[k] = op_dd(d[2 * k], d[2 * k + 1]); } void set(int p, D x) { p += sz; for (int i = lg; i >= 1; i--) push(p >> i); d[p] = x; for (int i = 1; i <= lg; i++) update(p >> i); } void add(int a, int b, L x, int l, int r, int k) { if (b <= l || r <= a) return; if (a <= l && r <= b) { all_add(k, x); return; } push(k); int mid = (l + r) / 2; add(a, b, x, l, mid, 2 * k); add(a, b, x, mid, r, 2 * k + 1); update(k); } void add(int a, int b, L x) { add(a, b, x, 0, sz, 1); } D single(int p) { p += sz; for (int i = lg; i >= 1; i--) push(p >> i); return d[p]; } D sum(int a, int b, int l, int r, int k) { if (b <= l || r <= a) return e_d; if (a <= l && r <= b) return d[k]; push(k); int mid = (l + r) / 2; return op_dd(sum(a, b, l, mid, 2 * k), sum(a, b, mid, r, 2 * k + 1)); } D sum(int a, int b) { return sum(a, b, 0, sz, 1); } }; template <class D, class L, class OpDD, class OpDL, class OpLL> SegTree<D, L, OpDD, OpDL, OpLL> get_seg(V<D> v, D e_d, L e_l, OpDD op_dd, OpDL op_dl, OpLL op_ll) { return SegTree<D, L, OpDD, OpDL, OpLL>(v, e_d, e_l, op_dd, op_dl, op_ll); } struct Solver { int n; V<ll> a, as; template<class Seg> void solve(int pl, int pu, int lw, int up, Seg& seg) { if (pl > pu) return; dbg(pl, pu, lw, up); int p = (pl + pu) / 2; int ar = -1; ll mi = TEN(18); for (int i = max(p, lw); i <= up; i++) { ll sc = as[i + 1] - as[p]; sc += ll(i - p + 1) * (i - p + 1); if (sc <= mi) { mi = sc; ar = i; } } dbg(p, ar); seg.add(p, ar + 1, mi); solve(pl, p - 1, lw, ar, seg); solve(p + 1, pu, ar, up, seg); } template<class Seg> void solve2(int l, int r, Seg& seg) { if (l > r) return; int md = (l + r) / 2; solve2(l, md - 1, seg); solve2(md + 1, r, seg); solve(l, md, md, r, seg); } V<ll> exec(V<ll> _a) { a = _a; n = int(a.size()); as = V<ll>(n + 1); for (int i = 0; i < n; i++) { as[i + 1] = as[i] + a[i]; } auto seg = get_seg(V<ll>(n, TEN(18)), TEN(18), TEN(18), [&](ll x, ll y) { return min(x, y); }, [&](ll x, ll y) { return min(x, y); }, [&](ll x, ll y) { return min(x, y); } ); //solve(0, n - 1, 0, n - 1, seg); solve2(0, n - 1, seg); auto ans = V<ll>(n); for (int i = 0; i < n; i++) { ans[i] = seg.single(i); } return ans; } }; int main() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(20); int n; cin >> n; V<ll> a = V<ll>(n); for (int i = 0; i < n; i++) { cin >> a[i]; } auto ans0 = Solver().exec(a); // reverse(a.begin(), a.end()); // auto ans1 = Solver().exec(a); // reverse(ans1.begin(), ans1.end()); // for (int i = 0; i < n; i++) { // cout << min(ans0[i], ans1[i]) << "\n"; // } for (ll d: ans0) { cout << d << "\n"; } return 0; }