Submission #699733

#TimeUsernameProblemLanguageResultExecution timeMemory
699733youssefArt Exhibition (JOI18_art)C++14
50 / 100
1090 ms8664 KiB
/*
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 */
#include <bits/stdc++.h>
using namespace std;
#define nl "\n"
#define ll long long
#define fi first
#define se second
#define fast  ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
int main() {
    fast
    int n;
    cin>>n;
    vector<pair<ll,ll>>art;
    for(int i=0;i<n;i++)
    {ll siz,va;
        cin>>siz>>va;
        art.push_back({siz,va});
    }
    sort(art.begin(),art.end());
    for(int i=1;i<n;i++)
    {
        art[i].se+=art[i-1].se;
    }

    ll  ma=-1;
    for(int i=0;i<n;i++)
    {
        for(int j=i;j<n;j++)
        {
            if(i!=0)
        ma=max(ma,(art[j].se-art[i-1].se)-(art[j].fi-art[i].fi));
            else
                ma=max(ma,(art[j].se)-(art[j].fi-art[i].fi));
        }
    }



    cout<<ma;




    return 0;
}
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