結果

問題 No.2404 Vertical Throw Up
ユーザー asaringoasaringo
提出日時 2023-08-12 19:14:46
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 5,945 bytes
コンパイル時間 2,363 ms
コンパイル使用メモリ 212,024 KB
実行使用メモリ 6,948 KB
最終ジャッジ日時 2024-04-30 14:19:34
合計ジャッジ時間 4,034 ms
ジャッジサーバーID
(参考情報)
judge4 / judge3
このコードへのチャレンジ
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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 1 ms
6,816 KB
testcase_01 AC 1 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 AC 23 ms
6,944 KB
testcase_09 WA -
testcase_10 WA -
testcase_11 WA -
testcase_12 WA -
testcase_13 AC 2 ms
6,944 KB
testcase_14 AC 2 ms
6,940 KB
testcase_15 AC 3 ms
6,940 KB
testcase_16 AC 2 ms
6,944 KB
testcase_17 AC 3 ms
6,944 KB
testcase_18 AC 2 ms
6,944 KB
testcase_19 AC 2 ms
6,944 KB
testcase_20 AC 2 ms
6,940 KB
testcase_21 AC 2 ms
6,940 KB
testcase_22 AC 2 ms
6,940 KB
testcase_23 AC 2 ms
6,940 KB
testcase_24 AC 2 ms
6,940 KB
testcase_25 AC 2 ms
6,944 KB
testcase_26 AC 2 ms
6,944 KB
testcase_27 AC 2 ms
6,940 KB
testcase_28 AC 2 ms
6,940 KB
testcase_29 AC 2 ms
6,940 KB
testcase_30 AC 2 ms
6,940 KB
testcase_31 AC 2 ms
6,940 KB
testcase_32 AC 2 ms
6,940 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

#include <bits/stdc++.h>
using namespace std;
#define overload2(a, b, c, ...) c
#define overload3(a, b, c, d, ...) d
#define overload4(a, b, c, d, e ...) e
#define overload5(a, b, c, d, e, f ...) f
#define overload6(a, b, c, d, e, f, g ...) g
#define fast_io ios::sync_with_stdio(false); cin.tie(nullptr);
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
typedef long long ll;
typedef long double ld;
#define chmin(a,b) a = min(a,b);
#define chmax(a,b) a = max(a,b);
#define bit_count(x) __builtin_popcountll(x)
#define leading_zero_count(x) __builtin_clz(x)
#define trailing_zero_count(x) __builtin_ctz(x)
#define gcd(a,b) __gcd(a,b)
#define lcm(a,b) a / gcd(a,b) * b
#define rep(...) overload3(__VA_ARGS__, rrep, rep1)(__VA_ARGS__)
#define rep1(i,n) for(int i = 0 ; i < n ; i++)
#define rrep(i,a,b) for(int i = a ; i < b ; i++)
#define repi(it,S) for(auto it = S.begin() ; it != S.end() ; it++)
#define pt(a) cout << a << endl;
#define print(...) printall(__VA_ARGS__);
#define debug(a) cout << #a << " " << a << endl;
#define all(a) a.begin(), a.end()
#define endl "\n";
#define v1(T,n,a) vector<T>(n,a)
#define v2(T,n,m,a) vector<vector<T>>(n,v1(T,m,a))
#define v3(T,n,m,k,a) vector<vector<vector<T>>>(n,v2(T,m,k,a))
#define v4(T,n,m,k,l,a) vector<vector<vector<vector<T>>>>(n,v3(T,m,k,l,a))
template<typename T,typename U>istream &operator>>(istream&is,pair<T,U>&p){is>>p.first>>p.second;return is;}
template<typename T,typename U>ostream &operator<<(ostream&os,const pair<T,U>&p){os<<p.first<<" "<<p.second;return os;}
template<typename T>istream &operator>>(istream&is,vector<T>&v){for(T &in:v){is>>in;}return is;}
template<typename T>ostream &operator<<(ostream&os,const vector<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;}
template<typename T>istream &operator>>(istream&is,vector<vector<T>>&v){for(T &in:v){is>>in;}return is;}
template<typename T>ostream &operator<<(ostream&os,const vector<vector<T>>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?"\n":"");}return os;}
template<typename T>ostream &operator<<(ostream&os,const set<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;}
template<typename T>ostream &operator<<(ostream&os,const multiset<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;}
template<class... Args> void printall(Args... args){for(auto i:initializer_list<common_type_t<Args...>>{args...}) cout<<i<<" ";cout<<endl;}

template <typename T, T x_low, T x_high, T id>
struct DynamicLiChaoTree {
    struct Line {
        T a, b;
        Line(T a, T b): a(a), b(b) {}
        inline T get(T x) const { return a * x + b; }
    };

    struct Node {
        Line x;
        Node *l, *r;
        Node(const Line &x): x(x), l{nullptr}, r{nullptr} {}
    };

    Node *root;

    
    private:
        Node *_add_line(Node *t, Line &x, const T &l, const T &r, const T &x_l, const T &x_r) {
            if(!t) return new Node(x);

            T t_l = t->x.get(l);
            T t_r = t->x.get(r);

            if(t_l <= x_l && t_r <= x_r) return t;
            if(t_l >= x_l && t_r >=x_r) {
                t->x = x;
                return t;
            }
            T m = (l + r) / 2;
            if(m == r) --m;
            T t_m = t->x.get(m);
            T x_m = x.get(m);
            if(t_m > x_m) {
                swap(t->x, x);
                if(x_l >= t_l) t->l = _add_line(t->l, x, l, m, t_l, t_m);
                else t->r = _add_line(t->r, x, m+1, r, t_m+x.a, t_r);
            }
            else{
                if(t_l >= x_l) t->l = _add_line(t->l, x, l, m, x_l, x_m);
                else t->r = _add_line(t->r, x, m+1, r, x_m+x.a, x_r);
            }
            return t;
        }

        Node *_add_segment(Node *t, Line &x, const T &a, const T &b, const T &l, const T &r, const T &x_l, const T &x_r) {
            if(r < a || b < l) return t;
            if(a <= l && r <= b) {
                Line y{x};
                return *add_line(t, y, l, r, x_l, x_r);
            }
            if(t) {
                T t_l = t->x.get(l);
                T t_r = t->x.get(r);
                if(t_l <= x_l && t_r <= x_r) return t;
            }
            else t = new Node(Line(0, id));
            T m = (l + r) / 2;
            if(m == r) --m;
            T x_m = x.get(m);
            t->l = _add_segment(t->l, x, a, b, l, m, x_l, x_m);
            t->r = _add_segment(t->r, x, a, b, m+1, r, x_m+x.a, x_r);
            return t;
        }

        T _query(Node *t, const T &l, const T &r, const T &x) const {
            if(!t) return id;
            if(l == r) return t->x.get(x);
            T m = (l + r) / 2;
            if(m == r) --m;
            if(x <= m) return min(t->x.get(x), _query(t->l, l, m, x));
            else return min(t->x.get(x), _query(t->r, m+1, r, x));
        }

    public:
        DynamicLiChaoTree(): root{nullptr} {}
        void add_line(const T &a, const T &b){
            Line x(a, b);
            root = _add_line(root, x, x_low, x_high, x.get(x_low), x.get(x_high));
        }
        void add_segment(const T &l, const T &r, const T &a, const T &b){
            Line x(a, b);
            root = _add_segment(root, x, l, r-1, x_low, x_high, x.get(x_low), x.get(x_high));
        }
        T query(const T &x) const {
            return _query(root, x_low, x_high, x);
        }
};

ll a, q;

void solve(){
    cin >> a >> q;
    DynamicLiChaoTree<ll, (ll)-2e9, (ll)2e9, (ll)2e18> S;
    rep(i,q){
        int t;
        cin >> t;
        if(t == 1){
            ll x, y;
            cin >> x >> y;
            S.add_line(-a*(x+y),a*x*y);
        }
        if(t == 2){
            ll x;
            cin >> x;
            ll res = -a * x * x - S.query(x);
            chmax(res,0LL);
            pt(res)
        }
    }
}

int main(){
    fast_io
    int t = 1;
    // cin >> t;
    rep(i,t) solve();
}
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