oj.uz

Submission #1115388

# Submission time Handle Problem Language Result Execution time Memory
1115388 2024-11-20T12:10:27 Z staszic_ojuz Art Exhibition (JOI18_art) C++17
0 / 100
 1 ms 592 KB 
#include <bits/stdc++.h>

using namespace std;

using ll=long long;

const int MAX=5*1e3+7;

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    
    int n;
    cin >> n;
    
    ll a, b, cale=0, mmin=1e16, mmax=0;
    vector<pair<ll, ll>> prace;

    for (int i=0; i<n; i++){
        cin >> a >> b;
        cale += b;
        mmin = min(mmin, a);
        mmax = max(mmax, a);
        prace.push_back({a, b});
    }
    
    cale -= (mmax-mmin);

    sort(prace.begin(), prace.end());

    pair<ll, ll> pref[MAX];
    pair<ll, ll> suf[MAX];
    
    pref[0] = {0, 0};

    for (int i=1; i<n; i++){
        pref[i].first = pref[i-1].first - prace[i-1].second+(prace[i].first-prace[i-1].first);
        pref[i].second = max(pref[i].first, pref[i-1].second);
    }

    suf[n] = {0, 0};

    for (int i=n-2; i>0; i--){
        suf[i].first = suf[i+1].first - prace[i+1].second+(prace[i+1].first-prace[i].first);
        suf[i].second = max(suf[i].first, suf[i+1].second);
    }

    ll wyn=0;

    for (int i=0; i<n; i++){
        wyn = max(wyn, pref[i].second+suf[i].second);
    }

    cout << cale << " " << wyn << endl;
    cout << cale+wyn << "\n";
    
    return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 592 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 592 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 592 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 50.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 592 KB Output isn't correct
2 Halted 0 ms 0 KB -