結果
問題 | No.2404 Vertical Throw Up |
ユーザー | fuppy_kyopro |
提出日時 | 2023-08-04 21:56:37 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 79 ms / 2,000 ms |
コード長 | 6,459 bytes |
コンパイル時間 | 3,258 ms |
コンパイル使用メモリ | 244,152 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-04-27 04:54:29 |
合計ジャッジ時間 | 5,118 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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
6,812 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 58 ms
6,940 KB |
testcase_04 | AC | 49 ms
6,940 KB |
testcase_05 | AC | 75 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,940 KB |
testcase_07 | AC | 79 ms
6,940 KB |
testcase_08 | AC | 60 ms
6,944 KB |
testcase_09 | AC | 46 ms
6,940 KB |
testcase_10 | AC | 14 ms
6,940 KB |
testcase_11 | AC | 13 ms
6,944 KB |
testcase_12 | AC | 10 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 2 ms
6,948 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 3 ms
6,940 KB |
testcase_18 | AC | 3 ms
6,940 KB |
testcase_19 | AC | 2 ms
6,940 KB |
testcase_20 | AC | 2 ms
6,944 KB |
testcase_21 | AC | 3 ms
6,940 KB |
testcase_22 | AC | 2 ms
6,944 KB |
testcase_23 | AC | 2 ms
6,944 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 2 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 3 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 1 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,944 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 1 ms
6,940 KB |
ソースコード
//* #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") //*/ #include <bits/stdc++.h> // #include <atcoder/all> // #include <atcoder/convolution> using namespace std; // using namespace atcoder; // #define _GLIBCXX_DEBUG #define DEBUG(x) cerr << #x << ": " << x << endl; #define DEBUG_VEC(v) \ cerr << #v << ":"; \ for (int iiiiiiii = 0; iiiiiiii < v.size(); iiiiiiii++) \ cerr << " " << v[iiiiiiii]; \ cerr << endl; #define DEBUG_MAT(v) \ cerr << #v << endl; \ for (int iv = 0; iv < v.size(); iv++) { \ for (int jv = 0; jv < v[iv].size(); jv++) { \ cerr << v[iv][jv] << " "; \ } \ cerr << endl; \ } typedef long long ll; // #define int ll #define vi vector<int> #define vl vector<ll> #define vii vector<vector<int>> #define vll vector<vector<ll>> #define vs vector<string> #define pii pair<int, int> #define pis pair<int, string> #define psi pair<string, int> #define pll pair<ll, ll> template <class S, class T> pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first + t.first, s.second + t.second); } template <class S, class T> pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); } template <class S, class T> ostream &operator<<(ostream &os, pair<S, T> p) { os << "(" << p.first << ", " << p.second << ")"; return os; } #define X first #define Y second #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define rep1(i, n) for (int i = 1; i <= (int)(n); i++) #define rrep(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define rrep1(i, n) for (int i = (int)(n); i > 0; i--) #define REP(i, a, b) for (int i = a; i < b; i++) #define in(x, a, b) (a <= x && x < b) #define all(c) c.begin(), c.end() void YES(bool t = true) { cout << (t ? "YES" : "NO") << endl; } void Yes(bool t = true) { cout << (t ? "Yes" : "No") << endl; } void yes(bool t = true) { cout << (t ? "yes" : "no") << endl; } void NO(bool t = true) { cout << (t ? "NO" : "YES") << endl; } void No(bool t = true) { cout << (t ? "No" : "Yes") << endl; } void no(bool t = true) { cout << (t ? "no" : "yes") << endl; } 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 (a > b) { a = b; return 1; } return 0; } #define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end()); const ll inf = 1000000001; const ll INF = (ll)1e18 + 1; const long double pi = 3.1415926535897932384626433832795028841971L; int popcount(ll t) { return __builtin_popcountll(t); } // int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1}; // int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 }; vi dx = {0, 0, -1, 1}, dy = {-1, 1, 0, 0}; vi dx2 = {1, 1, 0, -1, -1, -1, 0, 1}, dy2 = {0, 1, 1, 1, 0, -1, -1, -1}; struct Setup_io { Setup_io() { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); cout << fixed << setprecision(25); } } setup_io; // const ll MOD = 1000000007; const ll MOD = 998244353; // #define mp make_pair //#define endl '\n' template <typename T, const T id> class convex_hull_trick { struct line { T a, b; line(T a_ = 0, T b_ = 0) : a(a_), b(b_) {} T get(T x) { return a * x + b; } }; struct node { line l; node *lch, *rch; node(line l_) : l(l_), lch(nullptr), rch(nullptr) {} ~node() { if (lch) delete lch; if (rch) delete rch; } }; private: const int n; const vector<T> pos; node *root; public: convex_hull_trick(const vector<T> &pos_) : n(pos_.size()), pos(pos_), root(nullptr) {} ~convex_hull_trick() { if (root) delete root; } void insert(T a, T b) { line l(a, b); root = modify(root, 0, n - 1, l); } T get(T x) const { int t = lower_bound(pos.begin(), pos.end(), x) - pos.begin(); assert(t < n && pos[t] == x); return sub(root, 0, n - 1, t); } private: node *modify(node *p, int lb, int ub, line &l) { if (!p) return new node(l); if (p->l.get(pos[lb]) >= l.get(pos[lb]) && p->l.get(pos[ub]) >= l.get(pos[ub])) return p; if (p->l.get(pos[lb]) <= l.get(pos[lb]) && p->l.get(pos[ub]) <= l.get(pos[ub])) { p->l = l; return p; } int c = (lb + ub) / 2; if (p->l.get(pos[c]) < l.get(pos[c])) swap(p->l, l); if (p->l.get(pos[lb]) <= l.get(pos[lb])) p->lch = modify(p->lch, lb, c, l); else p->rch = modify(p->rch, c + 1, ub, l); return p; } T sub(node *p, int lb, int ub, int t) const { if (!p) return id; if (ub - lb == 0) return p->l.get(pos[t]); int c = (lb + ub) / 2; if (t <= c) return max(p->l.get(pos[t]), sub(p->lch, lb, c, t)); return max(p->l.get(pos[t]), sub(p->rch, c + 1, ub, t)); } }; signed main() { // 多分通らない int a; cin >> a; int q; cin >> q; vector<tuple<int, int, int>> inputs; vl as; while (q--) { int ty; cin >> ty; ll a = -1, b = -1; if (ty == 1) { cin >> a >> b; as.push_back(b); } else { cin >> a; as.push_back(a); } inputs.emplace_back(ty, a, b); } sort(all(as)); UNIQUE(as); convex_hull_trick<ll, -(ll)8e18> cht(as); int cnt = 0; for (auto [ty, aa, bb] : inputs) { if (ty == 1) { ll s, t; s = aa; t = bb; ll b = (t - s) * a; cnt++; cht.insert(2 * a * s + b, -a * s * s - b * s); } else { if (cnt == 0) { cout << 0 << endl; continue; } ll t = aa; ll mi = cht.get(t); ll ans = mi; ans -= a * t * t; if (ans <= 0) { cout << 0 << endl; } else { cout << ans << endl; } } } }