Submission #1206061

#	Time	Username	Problem	Language	Result	Execution time	Memory
1206061		tamzid	Art Exhibition (JOI18_art)	C++20	10 / 100	4 ms	328 KiB

art

#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
using ll = long long;
#define pb push_back
#define F first
#define S second
#define vii vector<int>
#define vl vector<long long>
#define cinv(v)  for (auto &it : v) cin >> it;
#define coutv(v) for (auto &it : v) cout << it << " "; cout << '\n';
#define dbg_var(x,y) cout<<y<<"# Debugging: "<<x<<'\n';
using namespace std;
//using namespace __gnu_pbds;
//template<class T> using ordset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

void solve()
{
    int n;
    cin>>n;
    vector<pair<ll,ll>> v(n);
    for(int i=0;i<n;++i)    
        cin>>v[i].F>>v[i].S;

    ll ans = LLONG_MIN;
    for(int i=1;i<=(1 << n);++i)
    {
        ll s = 0;
        ll a1 = LLONG_MIN;
        ll a2 = LLONG_MAX;
        for(int j=0;j<n;++j)
        {
            if(i & (1 << j))
            {
                s+=v[j].S;
                a1 = max(v[j].F,a1);
                a2 = min(v[j].F,a2);
            }
        }
        ans = max(s - (a1 - a2), ans);
    }
    cout<<ans<<'\n';
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    //int t;cin>>t;while(t--)
        solve();

    return 0;
}

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