Submission #284085

#	Time	Username	Problem	Language	Result	Execution time	Memory
284085		Basilhijaz	Art Exhibition (JOI18_art)	C++17	50 / 100	1094 ms	20856 KiB

art

#include<bits/stdc++.h>

using namespace std;
typedef long long ll;

#define FAST ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define mp make_pair
#define pb push_back
#define lp(i,s,f) for(ll i = s; i < ll(f); i++)
#define inF freopen("input.in", "r", stdin);
#define outF freopen("output.in", "w", stdout);
#define endl '\n'
#define MOD 1000000007
#define mm(arr) memset(arr, 0, sizeof(arr))
#define int ll

int32_t main(){
    FAST
    int n; cin >> n;
    vector<pair<int, int> > arr(n + 1);
    arr[0] = {0, 0};
    for(int i = 1; i <= n; i++){
        cin >> arr[i].first >> arr[i].second;
    }
    sort(arr.begin(), arr.end());
    for(int i = 1; i <= n; i++){
        arr[i].second += arr[i - 1].second;
    }
    int ans = 0;
    for(int i = 1; i <= n; i++){
        for(int j = i; j <= n; j++){
            ans = max(ans, arr[j].second - arr[i - 1].second - arr[j].first + arr[i].first);
        }
    }
    cout << ans << endl;
    return 0;
}

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