Submission #1189196

#	Time	Username	Problem	Language	Result	Execution time	Memory
1189196		temptemptemp	Art Exhibition (JOI18_art)	C++20	100 / 100	139 ms	8264 KiB

art

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define pii pair<int , int>
#define pb push_back
#define F first
#define S second
const int mod = 1e9 + 7;
const int N = 1e5 + 5;

void solve()
{
    int n;
    cin >> n;
    vector<pii> v(n);
    for(auto& i : v)
        cin >> i.F >> i.S;
    sort(v.begin() , v.end());
    int x = 0 , s = 0 , ans = 0;
    for(auto i : v){
        x = min(x , s - i.F);
        s += i.S;
        ans = max(ans , s - i.F - x);
    }
    cout << ans << '\n';
}

signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int T = 1;
    //cin >> T;
    while(T--)
      solve();
}

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