結果
問題 | No.952 危険な火薬庫 |
ユーザー | penguinshunya |
提出日時 | 2020-01-25 23:19:03 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 222 ms / 2,000 ms |
コード長 | 3,548 bytes |
コンパイル時間 | 1,815 ms |
コンパイル使用メモリ | 174,940 KB |
実行使用メモリ | 73,856 KB |
最終ジャッジ日時 | 2024-09-14 04:17:51 |
合計ジャッジ時間 | 5,099 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 129 ms
49,888 KB |
testcase_04 | AC | 154 ms
49,024 KB |
testcase_05 | AC | 123 ms
40,064 KB |
testcase_06 | AC | 188 ms
59,136 KB |
testcase_07 | AC | 51 ms
21,736 KB |
testcase_08 | AC | 207 ms
66,688 KB |
testcase_09 | AC | 222 ms
67,840 KB |
testcase_10 | AC | 81 ms
28,288 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 85 ms
30,080 KB |
testcase_13 | AC | 91 ms
31,232 KB |
testcase_14 | AC | 20 ms
9,472 KB |
testcase_15 | AC | 137 ms
44,544 KB |
testcase_16 | AC | 26 ms
11,648 KB |
testcase_17 | AC | 20 ms
9,600 KB |
testcase_18 | AC | 36 ms
14,720 KB |
testcase_19 | AC | 3 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 76 ms
27,264 KB |
testcase_22 | AC | 15 ms
8,192 KB |
testcase_23 | AC | 3 ms
5,376 KB |
testcase_24 | AC | 8 ms
5,376 KB |
testcase_25 | AC | 217 ms
73,856 KB |
ソースコード
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < int(n); i++) #define rrep(i, n) for (int i = int(n) - 1; i >= 0; i--) #define reps(i, n) for (int i = 1; i <= int(n); i++) #define rreps(i, n) for (int i = int(n); i >= 1; i--) #define repc(i, n) for (int i = 0; i <= int(n); i++) #define rrepc(i, n) for (int i = int(n); i >= 0; i--) #define repi(i, a, b) for (int i = int(a); i < int(b); i++) #define repic(i, a, b) for (int i = int(a); i <= int(b); i++) #define each(x, y) for (auto &x : y) #define all(a) (a).begin(), (a).end() #define bit(b) (1ll << (b)) using namespace std; using i32 = int; using i64 = long long; using u64 = unsigned long long; using f80 = long double; using vi32 = vector<i32>; using vi64 = vector<i64>; using vu64 = vector<u64>; using vf80 = vector<f80>; using vstr = vector<string>; inline void yes() { cout << "Yes" << '\n'; exit(0); } inline void no() { cout << "No" << '\n'; exit(0); } inline i64 gcd(i64 a, i64 b) { if (min(a, b) == 0) return max(a, b); if (a % b == 0) return b; return gcd(b, a % b); } inline i64 lcm(i64 a, i64 b) { return a / gcd(a, b) * b; } inline u64 xorshift() { static u64 x = 88172645463325252ull; x = x ^ (x << 7); return x = x ^ (x >> 9); } void solve(); int main() { ios::sync_with_stdio(0); cin.tie(0); cout << fixed << setprecision(16); solve(); return 0; } template <typename T> class pqasc : public priority_queue<T, vector<T>, greater<T>> {}; template <typename T> class pqdesc : public priority_queue<T, vector<T>, less<T>> {}; template <typename T> inline void amax(T &x, T y) { if (x < y) x = y; } template <typename T> inline void amin(T &x, T y) { if (x > y) x = y; } template <typename T> inline T power(T x, i64 n, T e = 1) { T r = e; while (n > 0) { if (n & 1) r *= x; x *= x; n >>= 1; } return r; } template <typename T> istream& operator>>(istream &is, vector<T> &v) { each(x, v) is >> x; return is; } template <typename T> ostream& operator<<(ostream &os, vector<T> &v) { rep(i, v.size()) { if (i) os << ' '; os << v[i]; } return os; } template <typename T, typename S> istream& operator>>(istream &is, pair<T, S> &p) { is >> p.first >> p.second; return is; } template <typename T, typename S> ostream& operator<<(ostream &os, pair<T, S> &p) { os << p.first << ' ' << p.second; return os; } struct ConvexHullTrick { using F = pair<i64, i64>; deque<F> deq; #define a first #define b second #define lines deq.size() bool invalid(F f0, F f1, F f2) { return (__int128_t) (f1.a - f0.a) * (f2.b - f1.b) >= (__int128_t) (f1.b - f0.b) * (f2.a - f1.a); } i64 f(F f, i64 x) { return f.a * x + f.b; } void add(F f) { while (lines >= 2 && invalid(deq[lines - 2], deq[lines - 1], f)) { deq.pop_back(); } deq.push_back(f); } i64 min(i64 x) { while (lines >= 2 && f(deq[0], x) >= f(deq[1], x)) { deq.pop_front(); } return f(deq[0], x); } #undef a #undef b #undef lines }; void solve() { int N; cin >> N; i64 sums[N + 1], dp[N + 2][N + 1]; sums[0] = 0; rep(i, N) cin >> sums[i + 1], sums[i + 1] += sums[i]; rep(i, N + 2) rep(j, N + 1) dp[i][j] = 1e18; rep(i, N + 2) dp[i][0] = 0; rep(i, N + 2) { ConvexHullTrick cht; rep(j, N + 1) { if (i + j + 1 > N + 1) break; i64 a = -2 * sums[i + j]; i64 b = sums[i + j] * sums[i + j] + dp[i + j][j]; i64 x = sums[i + j]; i64 y = sums[i + j] * sums[i + j]; cht.add(make_pair(a, b)); dp[i + j + 1][j] = cht.min(x) + y; } } rep(i, N) { cout << dp[N + 1][i + 1] << endl; } }