Submission #463682

#	Time	Username	Problem	Language	Result	Execution time	Memory
463682		Blobo2_Blobo2	Art Exhibition (JOI18_art)	C++14	100 / 100	244 ms	20964 KiB

art

/*
Editor: Abdelrahman Hossam
Nickname: Blobo2_Blobo2
IOI next year isA :)
*/
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,sse4.2,popcnt,abm,mmx,avx2,tune=native")
#pragma GCC optimize("-ffast-math")
#pragma GCC optimize("-funroll-loops")
#pragma GCC optimize("-funroll-all-loops,-fpeel-loops,-funswitch-loops")
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
#define all(v)  v.begin(),v.end()
#define gen(arr,n,nxt)  generate(arr,arr+n,nxt)
#define Blobo2_el_7akim_elly_3ayz_yro7_IOI_w_3ayz_yakol_jilaty ios_base::sync_with_stdio(false);cin.tie(0);

const int mo=1e9+7,INF=1e18;
int nxt(){int x;cin>>x;return x;}

signed main(){
    Blobo2_el_7akim_elly_3ayz_yro7_IOI_w_3ayz_yakol_jilaty
    int n=nxt();
    vector<pair<int,int> >v;
    for(int i=0;i<n;i++)
        v.push_back({nxt(),nxt()});
    sort(all(v));
    int mx=v[0].second,ans=v[0].second,l=0;
    for(int i=1;i<n;i++){
        ans+=v[i].second;
        int x = ans - (v[i].first-v[l].first);
        if(x < v[i].second)
            l=i,ans=v[i].second,x=v[i].second;
        mx=max(x,mx);
    }
    cout<<mx;
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 50 / 50