#898832 (C++17(clang)) No.2404 Vertical Throw Up

• 問題: No.2404 Vertical Throw Up
• ユーザー: mikam
• 提出日時: 2023-08-04 23:26:38
• 言語: C++17(clang) (17.0.6 + boost 1.83.0)
• 結果: AC
• 実行時間: 27 ms / 2,000 ms
• コード長: 5,369 bytes
• コンパイル時間: 9,253 ms
• コンパイル使用メモリ: 236,820 KB
• 実行使用メモリ: 5,248 KB
• 最終ジャッジ日時: 2024-10-14 21:41:46
• 合計ジャッジ時間: 10,644 ms
• ジャッジサーバーID （参考情報）: judge4 / judge3

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; 5,248 KB
testcase_02	AC	1 ms; 5,248 KB
testcase_03	AC	22 ms; 5,248 KB
testcase_04	AC	17 ms; 5,248 KB
testcase_05	AC	27 ms; 5,248 KB
testcase_06	AC	2 ms; 5,248 KB
testcase_07	AC	26 ms; 5,248 KB
testcase_08	AC	22 ms; 5,248 KB
testcase_09	AC	17 ms; 5,248 KB
testcase_10	AC	6 ms; 5,248 KB
testcase_11	AC	5 ms; 5,248 KB
testcase_12	AC	4 ms; 5,248 KB
testcase_13	AC	1 ms; 5,248 KB
testcase_14	AC	2 ms; 5,248 KB
testcase_15	AC	2 ms; 5,248 KB
testcase_16	AC	1 ms; 5,248 KB
testcase_17	AC	2 ms; 5,248 KB
testcase_18	AC	2 ms; 5,248 KB
testcase_19	AC	2 ms; 5,248 KB
testcase_20	AC	1 ms; 5,248 KB
testcase_21	AC	2 ms; 5,248 KB
testcase_22	AC	2 ms; 5,248 KB
testcase_23	AC	2 ms; 5,248 KB
testcase_24	AC	2 ms; 5,248 KB
testcase_25	AC	1 ms; 5,248 KB
testcase_26	AC	2 ms; 5,248 KB
testcase_27	AC	2 ms; 5,248 KB
testcase_28	AC	1 ms; 5,248 KB
testcase_29	AC	1 ms; 5,248 KB
testcase_30	AC	2 ms; 5,248 KB
testcase_31	AC	1 ms; 5,248 KB
testcase_32	AC	2 ms; 5,248 KB

コンパイルメッセージ

main.cpp:40:79: warning: expression result unused [-Wunused-value]
   40 | template<class T,class... Ts> int print(const T&a, const Ts&... b){cout << a;(cout<<...<<(cout<<' ',b));cout<<'\n';return 0;}
      |                                                                               ^~~~
main.cpp:114:13: note: in instantiation of function template specialization 'print<long long>' requested here
  114 |             print(max(0ll,cht.query(t)-a*t*t));
      |             ^
1 warning generated.

ソースコード

#include <atcoder/all>
using namespace atcoder;
#include <bits/stdc++.h>
using namespace std;
#include <boost/multiprecision/cpp_int.hpp>
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i,a,b) for (int i = (int)(a); i < (int)(b); i++)
#define all(v) v.begin(),v.end()
#define inc(x,l,r) ((l)<=(x)&&(x)<(r)) 
#define Unique(x) sort(all(x)), x.erase(unique(all(x)), x.end())
#define pcnt __builtin_popcountll
typedef long long ll;
#define int ll
using ld = long double;
using vi = vector<int>;
using vs = vector<string>;
using P = pair<int,int>;
using vp = vector<P>;
using Bint = boost::multiprecision::cpp_int;
template<typename T1,typename T2> bool chmax(T1 &a, const T2 b) {if (a < b) {a = b; return true;} else return false; }
template<typename T1,typename T2> bool chmin(T1 &a, const T2 b) {if (a > b) {a = b; return true;} else return false; }
template<typename T> using priority_queue_greater = priority_queue<T, vector<T>, greater<T>>;
template<typename T1,typename T2> ostream &operator<< (ostream &os, const pair<T1,T2> &p){os << p.first <<" "<<p.second;return os;}
ostream &operator<< (ostream &os, const modint1000000007 &m){os << m.val();return os;}
istream &operator>> (istream &is, modint1000000007 &m){ll in;is>>in;m=in;return is;}
ostream &operator<< (ostream &os, const modint998244353 &m){os << m.val();return os;}
istream &operator>> (istream &is, modint998244353 &m){ll in;is>>in;m=in;return is;}
template<typename T> istream &operator>>(istream& is,vector<T> &v){for(T &in:v)is>>in;return is;}
template<class... T> void input(T&... a){(cin>> ... >> a);}
#ifdef LOCAL
template<typename T> ostream &operator<<(ostream &os,const vector<T> &v){os<<"\x1b[32m";rep(i,v.size())os<<v[i]<<(i+1!=v.size()?" ":"");os<<"\x1b[0m";return os;}
template<class T> int print(T& a){cout << "\x1b[32m"<< a<< '\n' << "\x1b[0m";return 0;}
template<class T,class... Ts> int print(const T&a, const Ts&... b){cout << "\x1b[32m" << a;(cout<<...<<(cout<<' ',b));cout<<'\n' << "\x1b[0m";return 0;}
#else
template<typename T> ostream &operator<<(ostream &os,const vector<T> &v){rep(i,v.size())os<<v[i]<<(i+1!=v.size()?" ":"");return os;}
template<class T> int print(T& a){cout << a<< '\n';return 0;}
template<class T,class... Ts> int print(const T&a, const Ts&... b){cout << a;(cout<<...<<(cout<<' ',b));cout<<'\n';return 0;}
#endif
#define VI(v,n) vi v(n); input(v)
#define INT(...) int __VA_ARGS__; input(__VA_ARGS__)
#define STR(...) string __VA_ARGS__; input(__VA_ARGS__)
#define CHAR(...) char __VA_ARGS__; input(__VA_ARGS__)
int sign(ll x){return x>0?1:x<0?-1:0;}
ll ceil(ll x,ll y){assert(y!=0);if(sign(x)==sign(y))return (x+y-1)/y;return -((-x/y));}
ll floor(ll x,ll y){assert(y!=0);if(sign(x)==sign(y))return x/y;if(y<0)x*=-1,y*=-1;return x/y-(x%y<0);}
ll abs(ll x,ll y){return abs(x-y);}
ll bit(int n){return 1ll<<n;}
template<class T> bool ins(string s,T t){return s.find(t)!=string::npos;}
P operator+ (const P &p, const P &q){ return P{p.first+q.first,p.second+q.second};}
P operator- (const P &p, const P &q){ return P{p.first-q.first,p.second-q.second};}
int yesno(bool ok,string y="Yes",string n="No"){ cout<<(ok?y:n)<<endl;return 0;}
int YESNO(bool ok,string y="YES",string n="NO"){ cout<<(ok?y:n)<<endl;return 0;}
int di[]={-1,0,1,0,-1,-1,1,1};
int dj[]={0,1,0,-1,-1,1,-1,1};
const ll INF = 8e18;
//using mint = modint1000000007;
//using mint = modint998244353;
//mint stom(const string &s,int b=10){mint res = 0;for(auto c:s)res *= b,res += c-'0';return res;}
template <typename T>
struct Line {
    mutable T k, m, p;
    bool operator<(const Line& o) const { return k < o.k; }
    bool operator<(T x) const { return p < x; }
};
template <typename T> T lc_inf() { return numeric_limits<T>::max();}
template <typename T> T lc_div(T a, T b) { return a / b - ((a ^ b) < 0 and a % b);}
template <typename T, bool MINIMIZE = true>
struct LineContainer : multiset<Line<T>, less<>> {
    using super = multiset<Line<T>, less<>>;
    using super::begin, super::end, super::insert, super::erase;
    using super::empty, super::lower_bound;
    const T inf = lc_inf<T>();
    bool insect(typename super::iterator x, typename super::iterator y) {
        if (y == end()) return x->p = inf, false;
        if (x->k == y->k) x->p = (x->m > y->m ? inf : -inf);
        else x->p = lc_div(y->m - x->m, x->k - y->k);
        return x->p >= y->p;
    }
    void add(T k, T m) {
        if (MINIMIZE) { k = -k, m = -m; }
        auto z = insert({k, m, 0}), y = z++, x = y;
        while (insect(y, z)) z = erase(z);
        if (x != begin() and insect(--x, y)) insect(x, y = erase(y));
        while ((y = x) != begin() and (--x)->p >= y->p) insect(x, erase(y));
    }
    T query(T x) {
        assert(!empty());
        auto l = *lower_bound(x);
        T v = (l.k * x + l.m);
        return (MINIMIZE ? -v : v);
    }
};

template <typename T>
using CHT_max = LineContainer<T, false>;
signed main() {
    cin.tie(0);
    ios_base::sync_with_stdio(false);
    cout << fixed << setprecision(20);

    INT(a,q);
    CHT_max<int> cht;
    while(q--){
        INT(c);
        if(c==1){
            INT(s,t);
            cht.add(a*(s+t),-a*s*t);
        }
        else{
            INT(t);
            print(max(0ll,cht.query(t)-a*t*t));
        }
    }
    return 0;
}