Submission #392559

#	Time	Username	Problem	Language	Result	Execution time	Memory
392559		lukameladze	Art Exhibition (JOI18_art)	C++14	100 / 100	562 ms	18628 KiB

art

#include <bits/stdc++.h>
#define f first
#define s second
#define pb push_back
using namespace std;
const int N=5e5+5;
long long n,pr[N],ans,mn;
pair <long long , long long> a[N];
int main() {
     cin>>n;
     for (int i=1; i<=n; i++) {
          cin>>a[i].f>>a[i].s;
     }
     sort(a+1, a+n+1);
     for (int i=1; i<=n; i++) {
          pr[i]=pr[i-1]+a[i].s;
     }
     ans=0;
     mn=-a[1].f;
     for (int i=1; i<=n; i++) {
        //  cout<<i<<" "<<pr[i]-a[i].f<<" "<<mn<<endl;
          ans=max(ans, pr[i]-a[i].f-mn);
          mn=min(mn,pr[i]-a[i+1].f);
     }
     cout<<ans<<endl;
}

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