Submission #1165733

#	Time	Username	Problem	Language	Result	Execution time	Memory
1165733		GoBananas69	Art Exhibition (JOI18_art)	C++20	50 / 100	1093 ms	8264 KiB

art

#include <iostream>
#include <algorithm>
#include <vector>
#include <unordered_map>
#include <chrono>
using namespace std;
typedef long long ll;

signed main() {
    cin.tie(0) -> sync_with_stdio(0);
    ll n;
    cin >> n;
    // {size, val}
    vector<pair<ll, ll>> nums(n);
    for (auto &p: nums) {
        cin >> p.first >> p.second;
    }
    sort(nums.rbegin(), nums.rend());
    ll res = 0;
    for (ll i = 0; i<n; ++i) {
        ll val = 0;
        ll mn = nums[i].first;
        for (ll j = i; j<n; ++j) {
            mn = min(mn, nums[j].first);
            val += nums[j].second;
            res = max(res, val - nums[i].first + mn);
        }  
    }
    cout << res << '\n';
}

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