Submission #926614

#	Time	Username	Problem	Language	Result	Execution time	Memory
926614		VMaksimoski008	Art Exhibition (JOI18_art)	C++14	100 / 100	406 ms	20956 KiB

art

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
 
int main() {
    int n;
    cin >> n;
 
    vector<pair<ll, ll> > v(n+1);
    for(int i=1; i<=n; i++) cin >> v[i].first >> v[i].second;
    sort(v.begin()+1, v.end());
 
    ll ans = 0, mx = -1e18, S = 0;
    for(int i=1; i<=n; i++) {
        mx = max(mx, v[i].first - S);
        S += v[i].second;
        ans = max(ans, S - v[i].first + mx);
    }
 
    cout << ans << '\n';
    return 0;
}

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