Submission #486500

#	Time	Username	Problem	Language	Result	Execution time	Memory
486500		status_coding	Art Exhibition (JOI18_art)	C++14	100 / 100	283 ms	44324 KiB

art

#include <bits/stdc++.h>

using namespace std;

struct pos
{
    long long s, val;

    bool operator<(pos b) const
     {
        return s < b.s;
    }
};

long long n,ans;
pos v[500005];

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);

    cin>>n;
    for(int i=1;i<=n;i++)
        cin>>v[i].s>>v[i].val;
    sort(v+1, v+n+1);

    multiset<long long> s;
    long long sum=0;

    for(int i=1;i<=n;i++)
    {
        sum += v[i-1].val;
        s.insert(sum - v[i].s);

        ans = max(ans, sum+v[i].val - v[i].s - *s.begin());
    }

    cout<<ans;
    return 0;
}

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