Submission #1108468

#	Time	Username	Problem	Language	Result	Execution time	Memory
1108468		vjudge1	Art Exhibition (JOI18_art)	C++14	0 / 100	1 ms	2384 KiB

art

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N = 6e5 + 1;
int pre[N],n;
pair<int,int> a[N];
signed main()
{
    cin >> n;
    for(int i = 1; i <= n; i ++)
    {
        cin >> a[i].first >> a[i].second;
     }
     sort(a+1,a+n+1);
     for(int i = 1; i <= n; i ++)
     {
         pre[i] = pre[i-1] + a[i].second;
     }
     int minn = 1e18,ans = -1e18;
     for(int i = 1; i <= n; i++)
     {
        ans = max(ans,pre[i] - a[i].first - minn);
        minn = min(pre[i-1]-a[i].first,minn);
     }
     cout << ans;
    return 0;
}

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