Submission #1287315

#	Time	Username	Problem	Language	Result	Execution time	Memory
1287315		eri16	Art Exhibition (JOI18_art)	C++20	0 / 100	5 ms	332 KiB

art

#include <bits/stdc++.h>
using namespace std;

void solve_2_n(vector <pair<int,int>> v){

    long long best=LLONG_MIN;

    int n=v.size();

    for(int mask=0; mask<(1<<n); mask++){
        long long S=0;
        int amin=-1,amax=0;
        for(int i=0;i<n;i++){
            if(mask & (1<<i)){
                if (amin==-1){amin=v[i].first;}
                amin=min(amin,v[i].first);
                amax=max(amax,v[i].first);
                S+=v[i].second;
            }
        }
        best=max(best,S+amin-amax);
    }

    cout<<best<<"\n";
    
}

int main(){
    
    int n,tm1,tm2;
    
    cin>>n;
    
    vector <pair<int,int>> v;
    
    for (int i=0; i<n; i++){
        cin>>tm1>>tm2;
        v.push_back({tm1,tm2});
    }
    
    solve_2_n(v);
    
}

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