Submission #699410

#TimeUsernameProblemLanguageResultExecution timeMemory
699410Mo7amed_HossamArt Exhibition (JOI18_art)C++17
50 / 100
1037 ms9796 KiB
/*
* created by Mohamed hossam
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*/
#include <bits/stdc++.h>
#define ll long long
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
 
using namespace std;
ll n;
 
int main()
{
    fast;
    cin>>n;
    pair<ll,ll>a[n];
    for(ll i=0; i<n; i++)
    {
        cin>>a[i].first>>a[i].second;
    }
    sort(a,a+n);
    ll k=-1e18;
    for(ll i=0; i<n; i++)
    {
        ll b=0;
        for(ll j=i; j<n; j++)
        {
            b+=a[j].second;
            k=max(k,b-(a[j]. first-a[i]. first));
        }
    }cout<<k;
    return 0;
}
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