Submission #939942

#	Time	Username	Problem	Language	Result	Execution time	Memory
939942		ezzzay	Art Exhibition (JOI18_art)	C++14	50 / 100	1020 ms	32684 KiB

art

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define pb push_back
#define ff first
#define ss second
const int N=5e5+5;
int a[N],b[N];
vector<pair<int,int>>v;
signed main(){
    int n;
    cin>>n;
    int ans=0;
    for(int i=0;i<n;i++){cin>>a[i]>>b[i];
        v.pb({a[i],b[i]});
    }
    sort(v.begin(),v.end());
    int ps[N];
    for(int i=1;i<=n;i++){
        ps[i]=ps[i-1]+v[i-1].ss;
    }
    for(int i=0;i<n;i++){
        for(int j=i;j<n;j++){
            
            int s=ps[j+1]-ps[i];
            s-= (v[j].ff-v[i].ff);
            ans=max(ans,s);
        }
    }
    cout<<ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50