結果
問題 | No.409 ダイエット |
ユーザー | gyouzasushi |
提出日時 | 2022-05-25 14:39:17 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,607 bytes |
コンパイル時間 | 1,973 ms |
コンパイル使用メモリ | 206,840 KB |
実行使用メモリ | 19,072 KB |
最終ジャッジ日時 | 2024-09-20 14:47:25 |
合計ジャッジ時間 | 8,014 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
(要ログイン)
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
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 1 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 1 ms
5,376 KB |
testcase_22 | AC | 1 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 1 ms
5,376 KB |
testcase_28 | AC | 2 ms
5,376 KB |
testcase_29 | AC | 1 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 2 ms
5,376 KB |
testcase_33 | AC | 2 ms
5,376 KB |
testcase_34 | AC | 1 ms
5,376 KB |
testcase_35 | AC | 3 ms
5,376 KB |
testcase_36 | AC | 4 ms
5,376 KB |
testcase_37 | AC | 3 ms
5,376 KB |
testcase_38 | AC | 3 ms
5,376 KB |
testcase_39 | AC | 3 ms
5,376 KB |
testcase_40 | AC | 3 ms
5,376 KB |
testcase_41 | AC | 3 ms
5,376 KB |
testcase_42 | AC | 3 ms
5,376 KB |
testcase_43 | AC | 3 ms
5,376 KB |
testcase_44 | AC | 2 ms
5,376 KB |
testcase_45 | AC | 3 ms
5,376 KB |
testcase_46 | AC | 4 ms
5,376 KB |
testcase_47 | AC | 3 ms
5,376 KB |
testcase_48 | AC | 3 ms
5,376 KB |
testcase_49 | AC | 3 ms
5,376 KB |
testcase_50 | AC | 3 ms
5,376 KB |
testcase_51 | AC | 4 ms
5,376 KB |
testcase_52 | AC | 3 ms
5,376 KB |
testcase_53 | AC | 3 ms
5,376 KB |
testcase_54 | AC | 3 ms
5,376 KB |
testcase_55 | AC | 59 ms
10,624 KB |
testcase_56 | AC | 54 ms
7,552 KB |
testcase_57 | AC | 132 ms
19,072 KB |
testcase_58 | AC | 57 ms
9,984 KB |
testcase_59 | AC | 76 ms
11,264 KB |
testcase_60 | AC | 51 ms
9,344 KB |
testcase_61 | AC | 112 ms
16,896 KB |
testcase_62 | AC | 119 ms
18,560 KB |
testcase_63 | AC | 108 ms
16,512 KB |
testcase_64 | AC | 58 ms
9,984 KB |
testcase_65 | WA | - |
testcase_66 | AC | 134 ms
17,920 KB |
testcase_67 | AC | 102 ms
15,232 KB |
testcase_68 | AC | 81 ms
11,392 KB |
testcase_69 | AC | 107 ms
15,744 KB |
testcase_70 | AC | 133 ms
16,128 KB |
testcase_71 | AC | 69 ms
10,240 KB |
testcase_72 | AC | 156 ms
19,072 KB |
testcase_73 | WA | - |
testcase_74 | AC | 90 ms
12,416 KB |
testcase_75 | AC | 143 ms
16,128 KB |
testcase_76 | AC | 106 ms
13,824 KB |
testcase_77 | AC | 67 ms
8,960 KB |
testcase_78 | AC | 79 ms
11,648 KB |
testcase_79 | AC | 63 ms
9,344 KB |
testcase_80 | AC | 142 ms
17,920 KB |
testcase_81 | AC | 141 ms
15,744 KB |
testcase_82 | AC | 104 ms
13,824 KB |
testcase_83 | AC | 113 ms
14,336 KB |
testcase_84 | AC | 91 ms
10,624 KB |
testcase_85 | AC | 12 ms
5,376 KB |
testcase_86 | AC | 89 ms
10,880 KB |
testcase_87 | AC | 127 ms
16,128 KB |
testcase_88 | AC | 50 ms
7,936 KB |
testcase_89 | WA | - |
testcase_90 | WA | - |
testcase_91 | WA | - |
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 all(x) (x).begin(), (x).end() #define sz(x) int(x.size()) using namespace std; using ll = long long; const int INF = 1e9; const ll LINF = 1e18; template <class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; } template <class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; } template <class T> vector<T> make_vec(size_t a) { return vector<T>(a); } template <class T, class... Ts> auto make_vec(size_t a, Ts... ts) { return vector<decltype(make_vec<T>(ts...))>(a, make_vec<T>(ts...)); } template <typename T> istream& operator>>(istream& is, vector<T>& v) { for (int i = 0; i < int(v.size()); i++) { is >> v[i]; } return is; } template <typename T> ostream& operator<<(ostream& os, const vector<T>& v) { for (int i = 0; i < int(v.size()); i++) { os << v[i]; if (i < int(v.size()) - 1) os << ' '; } return os; } // DynamicLiChaoTree<ll> LCT(ll min_index,ll max_index); などする // xの動きうる最大範囲が[min_index,max_index) // void add_line(T a,T b): 直線 ax+b を追加 // void add_segment_line(T Llim,T Rlim,T a,T b): [Llim,Rlim]の線分 ax+b を追加 // T get(T x): min(ax+b) を返す template <typename T> struct DynamicLiChaoTree { private: struct Line { T slope, intercept; Line() : slope(0), intercept(numeric_limits<T>::max()) { } Line(T a, T b) : slope(a), intercept(b) { } T f(T x) { return slope * x + intercept; } }; struct node { Line line; node *left, *right; node(Line line) : line(line), left(nullptr), right(nullptr) { } }; const long long min_index, max_index; node* root; node* add_line(node*& t, long long l, long long r, Line line) const { if (l == r) return nullptr; if (!t) { t = new node(line); return t; } long long m = (l + r) >> 1; bool L = (line.f(l) <= t->line.f(l)); bool M = (line.f(m) <= t->line.f(m)); bool R = (line.f(r) <= t->line.f(r)); if (L && R) { t->line = line; return t; } if (!L && !R) { return t; } if (M) { swap(t->line, line); } if (L != M) { t->left = add_line(t->left, l, m, line); } else { t->right = add_line(t->right, m + 1, r, line); } return t; } node* add_segment_line(node*& t, long long Llim, long long Rlim, long long l, long long r, Line line) { if (r <= Llim || Rlim <= l) return t; if (Llim <= l && r <= Rlim) return add_line(t, l, r, line); if (t == nullptr) t = new node(Line()); long long m = (l + r) >> 1; t->left = add_segment_line(t->left, Llim, Rlim, l, m, line); t->right = add_segment_line(t->right, Llim, Rlim, m, r, line); return t; } public: DynamicLiChaoTree(T min_index, T max_index) : min_index(min_index), max_index(max_index), root(nullptr) { } void add_line(T a, T b) { Line line = Line{a, b}; add_line(root, min_index, max_index, line); } void add_segment_line(T Llim, T Rlim, T a, T b) { Line line = Line{a, b}; add_segment_line(root, Llim, Rlim, min_index, max_index, line); } T get(long long x) { node* t = root; long long l = min_index, r = max_index; T ret = numeric_limits<T>::max(); while (r - l > 0 && t != nullptr) { long long m = (l + r) >> 1; ret = min(ret, t->line.f(x)); if (x < m) { r = m; t = t->left; } else { l = m; t = t->right; } } return ret; } }; int main() { int n; ll a, b, w; cin >> n >> a >> b >> w; vector<ll> d(n); cin >> d; vector<ll> dp(n + 1, LINF); dp[0] = 0; DynamicLiChaoTree<ll> lct(0, 1001001); rep(i, n) { ll x = ll(i); lct.add_line(-b * x, dp[i] + (b * x * x - b * x) / 2); dp[i + 1] = lct.get(x) + (b * x * x + b * x) / 2 + d[i] + a; } ll ans = LINF; rep(i, n + 1) { chmin(ans, w + dp[i] - a * ll(n) + b * ll(n - i) * ll(n - i + 1) / 2); } cout << ans << '\n'; }