Submission #1214448

#	Time	Username	Problem	Language	Result	Execution time	Memory
1214448		porquenomedejainiciarsesion	Art Exhibition (JOI18_art)	C++20	100 / 100	332 ms	8756 KiB

art

#include<bits/stdc++.h>
using namespace std;
int main(){
    vector<pair<long long,long long>> V;
    long long n;
    cin>>n;
    for(long long i=0;i<n;i++){
        long long a,b;
        cin>>a>>b;
        V.push_back(make_pair(a,b));
    }
    sort(V.begin(),V.end());
    long long sum=0,best=0,i=0;
    for (int  k=0;k<n; k++) {
        if(V[k].second>sum+V[k].second-(V[k].first-V[i].first)){
            i=k;
            sum=V[k].second;
        }else{
            sum+=V[k].second;
        }
        best = max(best,sum-(V[k].first-V[i].first));
    }
    cout << best << "\n";
}

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