Submission #450344

#	Time	Username	Problem	Language	Result	Execution time	Memory
450344		JovanB	Art Exhibition (JOI18_art)	C++17	100 / 100	237 ms	20968 KiB

art

#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef long double ld;
 
pair <ll, ll> niz[500005];
 
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.precision(10);
    cout << fixed;
 
    int n;
    cin >> n;
    for(int i=1; i<=n; i++){
        cin >> niz[i].first >> niz[i].second;
    }
    sort(niz+1, niz+1+n);
    ll res = 0;
    ll sum = 0;
    for(int i=1; i<=n; i++){
        sum += niz[i].second;
        res = max(res, sum);
        sum += niz[i].first - niz[i+1].first;
        sum = max(0LL, sum);
    }
    cout << res;
    return 0;
}

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