Submission #1076333

#	Time	Username	Problem	Language	Result	Execution time	Memory
1076333		danglayloi1	Art Exhibition (JOI18_art)	C++17	100 / 100	160 ms	28756 KiB

art

#include <bits/stdc++.h>
using namespace std;
typedef long long chi;
chi n, s[1000005], f[1000005], kq=0;
pair<chi, chi> a[1000005];
int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    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++)
        s[i]=s[i-1]+a[i].second;
    f[1]=a[1].first-s[0];
    for(int i = 2; i <= n; i++)
        f[i]=max(f[i-1], a[i].first-s[i-1]);
    for(int i = 1; i <= n; i++)
        kq=max(kq, s[i]-a[i].first+f[i]);
    cout<<kq;
}

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