Submission #699379

#	Time	Username	Problem	Language	Result	Execution time	Memory
699379		Mo7amed_Hossam	Art Exhibition (JOI18_art)	C++17	10 / 100	1091 ms	340 KiB

art

/*
* 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;
pair<ll,ll>a[5001];
ll p=-1e18;
void solve(ll i,ll sum,ll max1,ll min1)
{

    if(i==n&&max1!=-1e18&&min1!=1e18){p=max(p,sum-(max1-min1));return;}if(i>=n)return;
    solve(i+1,sum,max1,min1);
    solve(i+1,sum+a[i].second,max(max1,a[i].first),min(a[i].first,min1));
}
int main()
{
    fast;

    cin>>n;
    for(ll i=0; i<n; i++)
    {
        cin>>a[i].first>>a[i].second;
    }
    solve(0,0,-1e18,1e18);
    cout<<p;
    return 0;
}

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