Submission #926131

#	Time	Username	Problem	Language	Result	Execution time	Memory
926131		haru09	Art Exhibition (JOI18_art)	C++17	0 / 100	0 ms	344 KiB

art

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
#define task "code"

const int ar=5e5+5;
const ll mod=1e9+7;
int n;
pair<ll,int> a[ar];
ll ans=-1e18;
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
//    if (fopen(task".inp","r"))
//    {
//        freopen(task".inp","r",stdin);
//        freopen(task".out","w",stdout);
//    }
    cin>>n;
    for (int i=1;i<=n;i++)
    {
        cin>>a[i].fi>>a[i].se;
    }
    sort(a+1,a+n+1);
    ll ma=0;
    for (int i=1;i<=n;i++)
    {
        if (i==1)
        {
            ma+=a[i].fi;
            ma+=a[i].se;
        }
        else
        {
            ma+=a[i].se;
        }
        ans=max(ans,ma-a[i].fi);
    }
    cout<<ans;
}

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