Submission #798418

#	Time	Username	Problem	Language	Result	Execution time	Memory
798418		Alkarat	Art Exhibition (JOI18_art)	C++14	100 / 100	161 ms	20856 KiB

art

#include <bits/stdc++.h>
#define ll long long
#define f first
#define s second
const int N=5e5+10;
using namespace std;
int n;
pair<ll,ll>p[N];
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin>>n;
    for(int i=1; i<=n; i++) cin>>p[i].f>>p[i].s;
    sort(p+1,p+n+1);
    for(int i=1; i<=n; i++) p[i].s+=p[i-1].s;
    ll mn=-p[1].f,res=0;
    for(int i=1; i<=n; i++)
    {
        res=max(res,-p[i].f+p[i].s-mn);
        mn=min(mn,-p[i+1].f+p[i].s);
    }
    cout<<res;
}

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