Submission #925529

#	Time	Username	Problem	Language	Result	Execution time	Memory
925529		VMaksimoski008	Art Exhibition (JOI18_art)	C++14	50 / 100	1041 ms	20656 KiB

art

#include <bits/stdc++.h>

#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define int long long

using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 1e5 + 5;
const double eps = 1e-9;

int32_t main() {
    int n;
    cin >> n;

    vector<pii> v(n+1);
    for(int i=1; i<=n; i++) cin >> v[i].first >> v[i].second;
    sort(1+all(v));

    ll ans = 0;

    for(int i=1; i<=n; i++) {
        ll total = 0;
        for(int j=i; j>=1; j--) {
            total += v[j].second;
            ans = max(ans, total - (v[i].first - v[j].first));
        }
    }

    cout << ans << '\n';
    return 0;
}

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