Submission #850150

#	Time	Username	Problem	Language	Result	Execution time	Memory
850150		askow	Art Exhibition (JOI18_art)	C++14	50 / 100	1008 ms	24720 KiB

art

#include <bits/stdc++.h>
#define int long long
using namespace std;
signed main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin>>n;
    pair<int,int>a[n+1];
    int pref[n+1];
    pref[0]=0;
    for(int i=1;i<=n;i++){
        int u,v;
        cin>>u>>v;
        a[i]={u,v};
    }
    sort(a+1,a+n+1);
    for(int i=1;i<=n;++i)pref[i]=pref[i-1]+a[i].second;
    int ans=0;
    for(int i=1;i<=n;i++){
        for(int j=i;j<=n;j++){
            ans=max(ans,(pref[j]-pref[i-1])-(a[j].first-a[i].first));
        }
    }
    cout<<ans;
}

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